Three natural elements of the ocean, as described by Carson, are wind, current and sunlight. Wind acts as a primary force in moving water by creating waves and currents.
Current affects the distribution of many marine organisms, as well as the amount of oxygen available in seawater. Sunlight is necessary for photosynthesis, which is a critical part of the energy cycle for many aquatic species. The interdependent natural properties of the ocean as a marine system are necessary for the health and sustainability of countless marine organisms.
One of the greatest challenges of studying the ocean scientifically is the difficulty of accessing and observing. Remote monitoring such as satellite imagery, sonar and remotely operated vehicles can assist researchers, however they provide limited data which requires interpretation.
Additionally, accessing different ocean depths presents an obstacle as traditional equipment and methods have difficulty reaching extreme depths. Finally, the ever-changing nature of the ocean's physical environment results in difficult task of finding and studying species in their natural habitats.
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What do you think the population pyramid would look like for the area in which you live?
Answer:
A lot more people
Explanation:
Is it possible that some UFOs are intelligently controlled vehicles that were manufactured outside of the Earth? i.e., by an advanced ET civilization in the Galaxy.
Yes, please explain
No, please explain
No, it is not possible that some UFOs are intelligently controlled vehicles from outside the Earth.
Although some unexplained sightings of strange objects in the sky cannot be easily explained by phenomena of the natural world, there is no reliable evidence to support the claim that these objects are coming from an advanced extraterrestrial civilization in the galaxy.
For example, most sightings of UFOs do not follow established flight paths and patterns, nor do they feature standard navigational behavior that is expected if these unidentified objects were being intelligently controlled vehicles from an advanced civilization. Additionally, no physical evidence of extra-terrestrial craft or technology has been produced.
Thus, while it is possible that there are unidentified craft of some kind in our atmosphere, the likelihood that these are from an extraterrestrial origin is negligible.
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Enormous changes in modern Turkey and Iran were brought about by Mustafa Kemal Ataturk and Ayatollah Khomeini. Explain how –
[a] Ataturk and Khomeini changed government and the legal system in Turkey and Iran
Enormous changes in modern Turkey and Iran were brought about by Mustafa Kemal Ataturk and Ayatollah Khomeini.
The changes that Ataturk and Khomeini brought about are as follows:A. Ataturk changed the government in Turkey by transforming the Ottoman Empire into a secular republic. This meant that he removed religion from politics.
Ataturk abolished the Sultanate and Caliphate, which were two of the pillars of the Ottoman Empire, and instead established a presidency in which a single person is responsible for overseeing the country.
Ataturk's actions were driven by his belief that Turkey could only prosper if it became more modern and secular.B. Ataturk and Khomeini changed the legal system in Turkey and Iran in different ways.
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Discuss the historic use of relative and absolute dating to develop the geologic time scale. Were relative dates or absolute dates first employed to develop this time scale? Explain your reasoning.
Relative dating was the first method employed to develop the geologic time scale. Relative dating is the process of determining the age of a fossil or rock layer in relation to other layers, without knowing the exact age.
This method was used to establish the relative order of the geologic time scale, which is the sequence of events in Earth’s history. Absolute dating, which is the process of determining the exact age of a fossil or rock layer, was then used to assign numerical ages to the relative time scale.
This allowed for the development of a more precise geologic time scale, which is still used today. Relative dating was the first method used to develop the geologic time scale because it was the only method available at the time. As technology and knowledge advanced, absolute dating was developed and used to refine the geologic time scale.
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Select the correct answer for each dropdown.
[ Select ] ["Cooling air", "Warming air"] is less dense and rises, causing an area of [ Select ] ["high pressure", "low pressure"] . This airmass then [ Select ] ["cools", "warms"] , increasing its relative humidity and forming clouds.
[ Select ] ["Warming air", "Cooling air"] is more dense and falls, causing an area of [ Select ] ["high pressure", "low pressure"] . This airmass then [ Select ] ["cools", "warms"] , decreasing its relative humidity and forming a drier airmass.
For the formation of clouds, the correct options to fill that relates the rising and falling of air masses are: 1. Cooling air 2. low pressure 3. cools 4. Warming air 5. high pressure. 6. warms.
What is the Formation of clouds in relation to the rising and falling of air masses?Cooling air, being less dense, rises and creates an area of low pressure. It cools, increases humidity, and forms clouds. Conversely, denser warming air descends, creating high pressure, warms up, decreases humidity, and leads to drier conditions.
Thus, the correct options are underlined as follows:
"Cooling air is less dense and rises, causing an area of low pressure. This airmass then cools, increasing its relative humidity and forming clouds.
Warming air is more dense and falls, causing an area of high pressure. This airmass then warms, decreasing its relative humidity and forming a drier airmass."
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How can a basalt flow cause opal to form? (Fill in the blanks with the most apt words.) The red-hot lava flows onto or into wet and water, powered by all that sized balls of silica and water to bond together into the amorphous solid we call opal.
A basalt flow can cause opal to form when the red-hot lava flows onto or into wet sediment or rock formations containing silica and water.
What is the basaltWhen lava made of basalt touches wet sediment or rocks that have both water and silica, it can lead to the creation of opal. The occurrence of opal is facilitated by the existence of water and silica in conjunction with the elevated temperature of the lava.
The merging of silica and water molecules due to the high temperature leads to the production of opal, an unsystematic and firm material.
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MOISTURE IN THE AIR
Write the letter of the correct definition from the right column on the blank in front of the vocabulary term on the left.
____ 1. Transpiration A. Air that contains all the water it can hold
at a certain temperature
_____ 2. Dew B. Clouds often appearing as one layer covering
most of the sky
_____ 3. Humidity C. Instrument for measuring relative humidity
using two thermometers with a damp cloth
on one thermometer
_____ 4. Saturated air D. A cloud on the Earth’s surface
_____ 5. Relative humidity E. The release of water vapor by plants through
their leaves
_____ 6. Dew point F. The percentage of saturation
_____ 7. Orographic lifting G. The temperature to which air must be lowered
to make it saturated
_____ 8. Sling psychrometer H. Lumps of ice that form within cumulonimbus
clouds
_____ 9. Condensation nuclei I. Condensed water vapor on cool surfaces
_____ 10. Fog J. Particles around which water vapor condenses
_____ 11. Cumulus K. Coating formed when rain falls on a
subfreezing surface
_____ 12. Rain gauge L. Fluffy or lumpy clouds
_____ 13. Cirrus M. Lift that occurs when air flows over mountain
_____ 14. Precipitation N. Feathery looking clouds
_____ 15. Sleet O. The amount of water vapor in the air
_____ 16. Glaze P. All forms of moisture that fall from the air to the Earth’s surface
_____ 17. Hail Q. Frozen rain
_____ 18.Stratus R. Instrument for measuring amount of rainfall
Here are the correct definitions for the given vocabulary terms:
1. Transpiration - E. The release of water vapor by plants through their leaves
2. Dew - I. Condensed water vapor on cool surfaces
3. Humidity - O. The amount of water vapor in the air
4. Saturated air - A. Air that contains all the water it can hold at a certain temperature
5. Relative humidity - F. The percentage of saturation
6. Dew point - G. The temperature to which air must be lowered to make it saturated
7. Orographic lifting - M. Lift that occurs when air flows over a mountain
8. Sling psychrometer - C. Instrument for measuring relative humidity using two thermometers with a damp cloth on one thermometer
9. Condensation nuclei - J. Particles around which water vapor condenses
10. Fog - D. A cloud on the Earth’s surface
11. Cumulus - L. Fluffy or lumpy clouds
12. Rain gauge - R. Instrument for measuring the amount of rainfall
13. Cirrus - N. Feathery-looking clouds
14. Precipitation - P. All forms of moisture that fall from the air to the Earth’s surface
15. Sleet - Q. Frozen rain
16. Glaze - K. Coating formed when rain falls on a subfreezing surface
17. Hail - H. Lumps of ice that form within cumulonimbus clouds
18. Stratus - B. Clouds often appearing as one layer covering most of the sky
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A site investigation for a proposed high rise building in Kuala Lumpur revealed that the area is underlaid by limestone. Following the effect of chemical and physical weathering, limestone displays a unique subsurface geological feature. Based on the information, answer the following question. a) Sketch a diagram showing a typical subsurface profile in a limestone area, which may cause concern about the deep foundation work to be carried out b) Discuss how the weathering effect could result in the unique subsurface geological features? c) Explain how a resistivity survey could further assist in characterising the subsurface condition of this area? d) Concerning on deep foundation work and your sketch in (a), discuss the potential problems and methods to overcome the issues.
A typical subsurface profile in a limestone area is shown in the diagram below. This subsurface profile exhibits an increasing density/hardness with depth, with a significant change at a certain depth followed by a more or less a uniform layer at a greater depth.
Limestone is highly weather resistant in comparison to other substrata, as its properties have a moderate to low susceptibility to weathering. It is known that physical and chemical weathering processes cause a breakdown of rock due to hydrolysis and oxidation. This results in the presence of karst features, such as caverns, fissures, and sinkholes, which can be very problematic for deep foundation engineering works.
Using a resistivity survey is beneficial in characterizing the subsurface formations in a limestone area. These surveys can also provide an indication of karst features. By detecting variations in the electrical resistivity, the survey can detect any changes in the subsurface topography or any pockets of water or rock type.
Potential issues posed by the limestone subsurface can be addressed with a combination of foundation designs. For example, if there are karst features present, which can cause instability, deep foundations can be used. If not, shallow foundations can be employed, with caution taken to ensure that all karst features are identified and not subjected to excessive loading.
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Dante's Peak is movie that is based on a small community living below the flanks of strato volcano like Mount St. Helens.
1. Based on the movie list three geologic observations that were factually correct related to subduction zone volcanism and/or precursors to a subduction zone volcanic eruption.
2. Based on the movie list two geologic observations that were factually incorrect or exaggeratedrelated to subduction zone volcanism and/or precursors to a subduction zone volcanic eruption.
The following are three geologic observations that were accurate in terms of subduction zone volcanism or precursors to a subduction zone volcanic eruption:
1. a.) The hot spring's lava eruption, atmospheric CO₂, a variety of earthquakes, and the presence of sulfur dioxide (SO₂) in the water supply are all examples of this.
b.) The subduction zone subsides a significant portion of the land beneath, resulting in a massive earthquake beneath the surface and a volcanic eruption because it is the most significant crash site on Earth.
The volcanic eruption in Dante's Peak was represented by a massive pyroclastic cloud, in which rocks covered in dense gaseous clouds break up and fly all over the sky.
c. ) A seismograph is a device that is used to detect earthquakes. It uses a graph called a seismographs to predict the reading of an earthquake. Since this mechanism allows for the detection of an earthquake, it is used to do so.
2. Two geologic observations regarding subduction zone volcanism and/or precursors to a subduction zone volcanic eruption that were either factually incorrect or exaggerated.
a.) Given that they had already looked at the seismographs and noticed the earthquake, they might have left earlier to avoid dying in a volcanic eruption.
b. ) As depicted in the movie, a iconoclastic cloud is approaching them at a greater rate, and they are attempting to eliminate it along with the pyroclastic rocks that are emerging from the volcano.
They were driving at a much faster speed than the pyroclastic clouds before that cloud was going to hit them, so they found a safe tunnel so that they could be saved because it was impossible for even one rock to miss hitting their car. Pyroclastic clouds are extremely destructive because they move very quickly and easily spread throughout the sky in a short amount of time.
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Historically, the earth’s ocean had a pH of 8.2. In recent years, it has dropped to 8.1. How might this change affect the ocean environment?
A.
The skeletons of coral will become soft due to increased acidity.
B.
The rise in alkalinity will make the ocean unfit for certain ocean plants.
C.
At 8.1, the ocean has reached neutral pH, making it identical to pure water.
D.
The ocean’s CO2 content will decrease, improving the environment for animals.
Answer:
A.
Explanation:
A lower pH represents more/stronger acidity.
What differentiates a katabatic wind from a mountain breeze? Katabatic winds typically occur at higher altitudes than mountain breezes. Katabatic winds are seasonal, but mountain breezes occur throughout the year. Katabatic winds have higher speeds and lower temperatures than mountain breezes. Katabatic winds have lower speeds and higher temperatures than mountain breezes.
Katabatic winds are downslope winds that occur when cold, dense air flows from higher elevations to lower elevations. They are typically associated with cold temperatures and can reach high speeds.
Hence the correct answer is option c.
Katabatic winds, also known as downslope winds, are a type of wind that occurs when cold, dense air moves downhill under the force of gravity. These winds are often associated with mountainous regions and can have significant impacts on local weather patterns.
These winds are formed when cold air at higher elevations becomes denser and flows downhill due to gravity. As the air descends, it gains speed and compresses, leading to an increase in temperature. This process can result in strong and gusty winds.
Katabatic winds are prevalent in polar and alpine regions, where cold air accumulates on high elevation ice sheets or glaciers. They can occur both day and night but are usually stronger during nighttime when radiative cooling enhances the cold air's density.
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The given question is not properly written. Hence, the proper question is:
What differentiates a katabatic wind from a mountain breeze?
a. Katabatic winds typically occur at higher altitudes than mountain breezes.
b. Katabatic winds are seasonal, but mountain breezes occur throughout the year.
c. Katabatic winds have higher speeds and lower temperatures than mountain breezes.
d. Katabatic winds have lower speeds and higher temperatures than mountain breezes.
40) Large "aftershocks", many over a magnitude of 7.0, were recorded after the Japan 2011 Earthquake event, which is typical after an earthquake of this size (1 mk) TRUE FALSE 41) The effects of the earthquake were seen worldwide. Which of the following occurred.(1 1mk) A) A seiche (or wave) was noted in Leikanger, Norway B) A tsunami hit Cresent City, Cillifornia C) Well water fluctuations were seen in Newfoundland, Canada D) The Sulzberger Ice Shelf in Antarctica had massive slabs of ice break off due to the tsunami E) All of the above 42) The main cause of death in the Japan 2011 Earthquake was as a result of.:. (1 mk) A) Landslide B) Dam failure ERSC IPG2 (EXTREME EARTH) -ASSIGNMENT 2 (enter answers in Tests and Quizzes tool) C) Liquefaction D) Psychological stress associated with dealing with the after effects of the Earthquake damage E) Earthquake shaking F) Drowning G) Radiation sickness H) Fire
The primary cause of death in the Japan 2011 Earthquake was due to drowning, due to the large tsunami surges across the coastline as a consequence of the earthquake.
Correct option is F.
Along with the drowning, air-born landslides and the liquefaction of soils near the epicenter caused destruction and fatalities. Other impacts as a result of the earthquake included the collapse of structures including dams, and destruction of property on a large scale.
Additionally, there were psychological stresses associated with dealing with the aftermath of the earthquake damage and the destruction of the villages, towns and cities nearby. Fire and radiation sickness were additional consequences resulting from the earthquake, but fortunately were not major factors causing fatalities.
Correct option is F.
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This question is about Safe Administration and Government Relations.
Using critical thinking and self-reflection, respond to the following Lesson 1 Discussion quotation:
". . . collaboration (public-public and public-private) is not simply a matter of developing partnerships among organizations that are predisposed to working together: there is work to be done within bureaucracies including clarifying rules, overcoming bureaucratic turf wars, and creating a culture conducive to agency-to-agency collaboration (Bardach 1999, 2008). In order to thrive, Public Safety Canada should focus on capacity building. This will require staff, rules and tools, along with supportive leadership from senior civil servants and elected officials, a commitment to learning, developing judgment among those with responsibility, and gauging our level of tolerance for risk."
Quigley, Kevin (2013). "Man plans, God laughs": Canada's national strategy for protecting critical infrastructure. Canadian Public Administration (Vol. 56, Issue 1), p. 8.
Consider the following questions as you formulate your response (you may choose to respond to one or all questions in your response or go in your own direction in relation to Lesson 1's material).
1. In addition to globalization, demographic change and the information revolution, what events would you add to the list as directly impacting your organization of choice and its public safety mandate? Remember, if you do not currently work for such and organization, think about one you would like to work with or like to research, and how it should be structured based on what you have learned in this module.
2. What are the pressures your organization of choice is facing in terms of administration and governance? Are you aware of any?
3. Does your organizational subculture have a perspective that differs from Public Safety Canada's perspective on the need for partnership building? If so, why is that?
4. How have increasing demands for more transparent public safety service delivery impacted how you do your job in your organization of choice?
5. What proactive strategies has your organization implemented to improve efficiency and effectiveness and reduce the potential for conflict with respect to governing authorities and various partners and stakeholder?
The Bardach's quotation expresses the idea that partnership between organizations isn't just about developing partnerships among predisposed groups but requires work in bureaucracies.
Clarifying rules, overcoming bureaucratic turf wars, and creating a culture that encourages inter-agency collaboration (Bardach 1999, 2008).
To be successful, Public Safety Canada should concentrate on capacity building, which would include staff, policies, and tools, supportive leadership from elected officials and senior civil servants, a commitment to learning, developing judgement among those responsible, and evaluating the risk tolerance.
Here is a response to the question based on critical thinking and self-reflection.
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Part I: Building a library of examples Graph the climate figures for precipitation and temperature for the four locales in Group 1 onto your blank climatogram sheets (found at the end of the packet). Be sure that you label each location and it's biome name. Also be extremely careful as to how you record the information. All temperature readings are measured on the right side of the climatogram! All precipitation measurements are on the left side of the climatogram! Be sure to draw a line graph for temperature data and a bar graph for precipitation data. Calculate the average temperature and average precipitation for each data set. Record these values on your climatogram. Group 1 Cuiaba, Brazil: Tropical Deciduous Forest J F M A M J J A S O N D Precipitation (in cm): 24.9 21.1 21.1 10.2 5.3 0.8 0.5 2.8 5.1 11.4 15 20.6 Temperature (in C°): 27.2 27.2 27.2 26.6 25.6 23.9 24.4 25.6 27.8 27.8 27.8 27.2 Average Rainfall in cm: __________________ Average Temperature in Celsius: __________ Santa Monica, California: Chaparral J F M A M J J A S O N D Precipitation (in cm): 8.9 7.6 7.4 1.3 1.3 0 0 0 0.3 1.5 3.5 5.8 Temperature (in C°): 11.7 11.7 12.8 14.4 15.6 17.2 18.9 18.3 18.3 16.7 14.4 12.8 Average Rainfall in cm: __________________ Average Temperature in Celsius: __________ Moshi,Tanganyika: Tropical Grassland J F M A M J J A S O N D Precipitation (in cm): 3.6 6.1 9.2 40.1 30.2 5.1 5.1 2.5 2 3 8.1 6.4 Temperature (in C°): 23.3 23.2 22.2 21.1 19.8 18.4 17.9 18.4 19.8 21.4 22 22.4 Average Rainfall in cm: __________________ Average Temperature in Celsius: __________ Aden, Aden: Tropical Desert J F M A M J J A S O N D Precipitation (in cm): 0.8 0.5 1.3 0.45 0.3 0.3 0 0.3 0.3 0.3 0.3 0.3 Temperature (in C°): 24.6 25.1 26.4 28.5 30.6 31.9 31.1 30.3 31.1 28.8 26.5 25.1 Average Rainfall in cm: __________________ Average Temperature in Celsius: ________
Cuiaba, Brazil, Average Rainfall in cm: 11.5 cm, Average Temperature in Celsius: 26.5°C
Santa Monica, California, Average Rainfall in cm: 3.13 cm, Average Temperature in Celsius: 15.2°C
Moshi, Tanganyika, Average Rainfall in cm: 10.1 cm, Average Temperature in Celsius: 20.82°C
Aden, Aden, Average Rainfall in cm: 0.42 cm, Average Temperature in Celsius: 28.3°C
FOR EXAMPLE:
Cuiaba, Brazil: Tropical Deciduous Forest J F M A M J J A S O N D
Av. Precipitation (in cm) 24.9 +21.1 +21.1+10.2+5.3+0.8+0.5+2.8+5.1 +11.4+15+20.6 12138.8 12115см
Av. Temperature (in o C) 27.2 +27.2 +27.2 +26.6+25.6+23.9 + 24.4+25.6+ 27.8+27.8 +27.8 + 27.2 12318.3 12= 26.5 - C
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Which of the following statements are relevant for explaining cloud formation? Select one or more: a. Air temperature drops with altitude b. Cold air can hold less water in gaseous form than warm air c. Dry air holds less water than moist air \
d. If the air temperature drops below the dew point, some of the gaseous water will turn into liquid water
The correct options for explaining cloud formation are:Air temperature drops with altitudeCold air can hold less water in gaseous form than warm air.
Dry air holds less water than moist airIf the air temperature drops below the dew point, some of the gaseous water will turn into liquid water.CLOUD FORMATIONCloud formation refers to the process of the formation of clouds in the atmosphere.
It is a crucial part of the hydrological cycle of the earth. The cloud is formed through the process of cooling and condensation of water vapor or ice crystals.
The atmospheric condition plays an important role in cloud formation.
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what are the living standards in luxembourg and why
Answer:
These are the living standards I know about:
The country ranks highest among the OECD countries in disposable income, and higher than average for jobs, work-life balance, community, civic engagement, health and well-being, housing, and environmental quality. The poverty rate in Luxembourg is 19.2%, which is €2,177 per adult.
Explanation:
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California
What is the name of the main fault that we have in California?
How long is the fault in California and does it move relatively fast or slow?
The Northridge Earthquake occurred in 1994 on the San Andreas Fault was a magnitude 6.7 but caused ____________deaths and _________ billion dollars worth of damage
What is the Great Southern California Shakeout and why did people in Southern California go through this exercise?
Why are scientists drilling in the desert of Southern California?
The San Andreas Fault stretches approximately 800 miles (1,300 kilometers) in length, extending from the northern part of California down to the southern region.
The movement of the San Andreas Fault is characterized as relatively slow, with an average rate of about 2 inches (5 centimeters) per year.
The Northridge Earthquake that occurred in 1994 on the San Andreas Fault was a magnitude 6.7 earthquake. It caused 57 deaths and an estimated $20 billion dollars worth of damage.
What is the main fault?Every year, Southern California conducts an earthquake readiness exercise called The Great Southern California Shakeout. The main objective of the program is to promote awareness among residents, companies, educational institutions, etc.
The purpose of the activity is to replicate a seismic event on a vast scale and prompt individuals to carry out appropriate measures in response, such as "Drop, Cover, and Hold On. "
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How do you discern anthropogenic from natural anomalies?
From the historical perspective, you can discern anthropogenic from natural anomalies
What are the anomalies?
It is possible to determine if an anomaly falls within the range of natural variability or is a departure brought on by human activity by knowing the historical background and baseline conditions. Significant variances can be found by comparing current data to past records, long-term patterns, and natural cycles.
Studies on attribution seek to determine how much human activity is responsible for a certain anomaly. To quantify the contribution of different causes (both natural and human-induced) in causing observed changes, these studies frequently make use of sophisticated modeling approaches, such as climate models or simulations. This makes it possible to estimate how much of an abnormality can be traced to human activity.
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The difference between an asterism and a constellation is that an asterism is:
a. a group of stars bound together by gravity, whereas those in a constellation are not.
b. a group of stars, whereas a constellation is an area of the sky.
c. a group of stars represented by an easily recognized object, whereas a constellation is a group of stars represented by some abstract or imaginary figure.
d. the formal astronomical listing of a group of stars, whereas a constellation is a popular name for the group of stars usually inherited from ancient sky-watchers.
Which of the following statements about the sky is TRUE?
a. The distances to two stars must first be known in order to determine their separation distance.
b. Polaris was not always located at the North Pole.
c. The celestial sphere is located at the edge of the solar system, about the distance to Pluto.
d. The zenith is a point on the celestial sphere directly over Earth's North Pole.
An object with an apparent visual magnitude of +12 is:
a. similar in brightness to the full Moon.
b. 100 times brighter than an object whose magnitude is +17.
c. emitting 100 times less energy than an object whose magnitude is +17.
d. 12 times brighter than the dimmest star observable with the human eye.
Our system of expressing direction on Earth (i.e., N, S, E, W) is based on:
a. the star Polaris.
b. Earth's rotation.
c. the axial tilt of Earth.
d. the zenith.
Earth's axis is tilted from the perpendicular of its orbit. A consequence of this is that:
a. Earth and the moon are slowly separating from one another.
b. Earth is not always closest to the sun at the same time of the year.
c. Earth wobbles as it rotates, causing precession.
d. Earth experiences seasons.
1. Asterism: easily recognized group of stars; Constellation: group of stars represented by abstract or imaginary figure.
2. Earth's tilt causes seasons; Polaris not always at North Pole.
The distinction between an asterism and a heavenly body is that an asterism is: c. a gathering of stars addressed by an effectively perceived object, though a heavenly body is a gathering of stars addressed by some theoretical or nonexistent figure.
An asterism alludes to a more modest gathering of stars that structure a conspicuous shape or example inside a heavenly body. Groups of stars, then again, are bigger region of the sky assigned by unambiguous limits and frequently named after legendary or verifiable figures.
The Genuine assertion about the sky is: b. Polaris was not generally situated at the North Pole. Polaris, otherwise called the North Star, is right now found extremely near the North Heavenly Pole.
Nonetheless, because of the peculiarity of precession, the World's hub gradually changes its direction after some time, making the place of the North Divine Pole shift. This implies that Polaris has not forever been and won't generally be the North Star.
An article with an obvious visual greatness of +12 is: d. multiple times more splendid than the dimmest star detectable with the natural eye.
The greatness scale is logarithmic, implying that every entire number expansion in extent addresses a diminishing in brilliance by a component of around 2.5. In this way, an item with an extent of +12 is 12 stages more splendid than the dimmest stars noticeable to the unaided eye.
Our procedure for communicating course on The planet (i.e., N, S, E, W) depends on:
b. Earth's revolution. The cardinal headings (North, South, East) still up in the air by the revolution of the Earth. North is characterized as the course towards the North Pole, South is the other way, and East and West are opposite toward the North-South hub.
Earth's hub is shifted from the opposite of its circle. A result of this is that:
d. Earth encounters seasons. The slant of Earth's hub is liable for the evolving seasons. As Earth circles the Sun, various pieces of the planet get fluctuating measures of daylight consistently, bringing about the four seasons: spring, summer, fall, and winter.
In rundown: Distinction between an asterism and a star grouping: c
Genuine explanation about the sky: b
Object with an obvious visual greatness of +12: d
Means of communicating heading on The planet: b
Outcome of Earth's shifted pivot: d
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A common government response to lack of water in arid regions has been Transform from high water demand agriculture to low water demand, sustainable farming Convince the people to drink less water Seed clouds to generate more precipitation Build dams to more efficiently use and manage runoff 1 point A watershed or "catchment area" is... The pathway of a river An area of land covered with water The boundary between the saturated and unsaturated zones An area of land that drains to a lake, stream, or the ocean Which area has the smallest proportion of the total ecological footprint of humans relative to the proportion of their population size in the world? Asia-Pacific Europe US and Canada Africa 41 point On average, each Canadian uses about litres of water a day. 10 400 50 150 Across all countries, the Human Development Index (HDI) is negatively correlated with the fertility rate. True False
A watershed or "catchment area" is an area of land that drains to a lake, stream, or the ocean. The area that has the smallest proportion of the total ecological footprint of humans relative to the proportion of their population size in the world is the Asia-Pacific. The given statement "Across all countries, the Human Development Index (HDI) is negatively correlated with the fertility rate" is True.
A watershed or "catchment area" is an area of land that drains to a lake, stream, or the ocean.
Among the given options, the area that has the smallest proportion of the total ecological footprint of humans relative to the proportion of their population size in the world is the Asia-Pacific. The Asia-Pacific region has the smallest ecological footprint, according to the WWF Living Planet Report, despite being the most populous region on the planet. The average Canadian uses about 400 liters of water a day.
The given statement "Across all countries, the Human Development Index (HDI) is negatively correlated with the fertility rate" is True.
What is a watershed?A watershed or catchment area is a contiguous land area where rain or snow, sleet, or hail falls and drains off into a shared waterway, such as a river, lake, wetland, or ocean. Watersheds can be as little as a few acres in size or as large as several thousand square miles for river basins. Watersheds and their boundaries are usually depicted on a map and can also be determined by reading the contour lines on a topographic map.
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Match the four types of stem cuttings to their description. Hardwood cuttings Semi-hardwood cuttings Softwood cuttings Herbaceous [Choose ] [Choose ] Non-dormant wood from trees or shrubs Green stems of non-woody plants Dormant wood from trees or shrubs New spring growth from trees or shrubs [Choose] [Choose ] > What is needed to produce roots on cuttings? (Mark all that applies) O Correct lighting O Ample fertility Aerated soil Correct water regime Auxins Added carbon dioxide O Proper humidity Correct temperature
Stem cuttings can be categorized as hardwood, semi-hardwood, softwood, or herbaceous, depending on their origin. Rooting requires appropriate conditions and auxins.
How is this so?Matching -
Hardwood cuttings - Dormant wood from trees or shrubs
Semi-hardwood cuttings - Non-dormant wood from trees or shrubs
Softwood cuttings - New spring growth from trees or shrubs
Herbaceous cuttings - Green stems of non-woody plants
To produce roots on cuttings, the following factors are needed -
- Ample fertility
- Aerated soil
- Correct water regime
- Auxins
- Proper humidity
- Correct temperature
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Write a short text (8 line maximum) about Venus. In this text you must mention:
a-) General conception about Venus.
b-) Why should be good to explore Venus.
c-) Why maybe shouldn't be a nice idea to explore Venus.
Venus is the second planet from the Sun and is often thought to be a placeholder for what Earth could become. It’s one of the brightest objects in the night sky and has been known since ancient times.
It has a thick and toxic atmosphere composed mainly of carbon dioxide that traps the Sun's heat and creates an incredibly hot surface. This natural environment has made Venus an alluring target for exploration.
Exploring Venus could be good for science because of its similarities to Earth. By studying Venus, planetary scientists may be able to learn about the environmental circumstances that turn a temperate world like Earth into a raging inferno like Venus. Additionally, technological developments being made for exploration of Venus could also be used to explore other planets.
On the other hand, exploring Venus has its challenges. Venus’s thick atmosphere makes it difficult to send anything through it, and its intense heat would likely melt any spacecraft sent to its surface. If a spacecraft is able to make it to the surface, it would only have a handful of minutes to take pictures due to the hostile environment. This makes exploring Venus a difficult endeavor.
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Maple Valley, Washington 11. a. What is the contour interval?__________ What is the highest elevation on the map? ___________ b. What is the lowest elevation? ____________ c. What is the relief?__________ (highest elevation-lowest elevation=relief) 12. How long is the Renton-Maple Valley Road from the west side of the map to the intersection at Maple Valley? ___________________________________________ 13. What is the summit elevation of Cedar Mountain in the west-central portion of the map? __________ 14. Why are the contour lines so close together on the southwest side of the Cedar River at Cedar Grove and Maple Valley? ______________________________________________________
The contour interval is 40 feet, and the highest elevation on the map is 740 feet.
The lowest elevation is 420 feet. The relief is 320 feet (740 feet - 420 feet = 320 feet). The Renton-Maple Valley Road is approximately 4.4 miles (7.1 km) long from the west side of the map to the intersection at Maple Valley.
a. The contour interval is 50 feet, and the highest elevation on the map is 1250 feet.
b. The lowest elevation is 360 feet.
c. The relief is 890 feet (1250 - 360).
12. The Renton-Maple Valley Road is about 11.25 miles long from the west side of the map to the intersection at Maple Valley.
13. The summit elevation of Cedar Mountain in the west-central portion of the map is 890 feet.
14. The contour lines are so close together on the southwest side of the Cedar River at Cedar Grove and Maple Valley because of the steep change in elevation in that area, indicating a rapid drop in elevation.
The summit elevation of Cedar Mountain in the west-central portion of the map is 699 feet.
The contour lines are so close together on the southwest side of the Cedar River at Cedar Grove and Maple Valley because there is a steep elevation change in that area.
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Write a balanced reaction for the dissolution of pyroxene with carbonic acid Pyroxene-CaMgSi2 O 6
Identify and explain the sources of environmental acids (carbonic acid H 2
CO 3
, sulfuric acid H 2
SO 4
, oxalic acid H 2
C 2
O 4
)
Balanced reaction for the dissolution of pyroxene with carbonic acid.
The balanced chemical reaction for the dissolution of pyroxene with carbonic acid (H2CO3) is given as:CaMgSi2O6 + 2H2CO3 → Ca2+ + Mg2+ + 2HCO3- + H4SiO4Pyroxene-CaMgSi2O6 reacts with carbonic acid (H2CO3) to give Ca2+, Mg2+, bicarbonate (HCO3-) ions, and silicic acid (H4SiO4).
This reaction is an important process that leads to the weathering of pyroxene rocks.
Sources of environmental acids Environmental acids are those acids that are produced by natural and human activities and can cause acid rain, acidification of soils, and water bodies.
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The Koppen Climate Classification System is the most widely used system for climate classification across the world. There are five major climate types recognized:
A – Tropical Moist Climates
B – Dry Climates
C – Moist Mid-Latitude Climates with Mild Winters
D – Moist Mid-Latitude Climates with Cold Winters
E – Polar Climates
Visit the PhysicalGeography.net website to read the characteristics for each of the climate types:
Question 1: Classify each of the three locations based on the Koppen Climate descriptions and describe the characteristics you identified to make your choices.
Question 2: Compare and contrast the three regions. What do they have in common? How are they different? Explain.
Question 3: Explain the difference between climate and weather based on your course readings and background knowledge.
The three locations discussed exhibit different climates. The Amazon Rainforest has a tropical moist climate with high humidity, high temperature, and abundant rainfall. The Mojave Desert has a dry climate with low humidity and minimal precipitation. New York City has a moist mid-latitude climate with mild summers, relatively mild winters, and consistent rainfall throughout the year. Climate refers to long-term atmospheric conditions, while weather refers to short-term atmospheric conditions.
Question 1
Location 1: Amazon Rainforest
Classified under the climate type A - Tropical Moist Climates. The Amazon Rainforest has high humidity, high temperature and is abundant in rainfall. It has no significant dry season.
Location 2: Mojave Desert
Classified under the climate type B - Dry Climates. The Mojave Desert experiences low humidity and less precipitation. It has extreme temperature differences between day and night.
Location 3: New York City
Classified under the climate type C - Moist Mid-Latitude Climates with Mild Winters. New York City has mild summers, relatively mild winters, and is abundant in rainfall all year.
Question 2
Commonalities
All the three locations are exposed to different climates. However, each of them experiences a different level of precipitation, humidity, and temperature, with the Amazon Rainforest being the wettest among them.
Differences
The Amazon Rainforest is tropical, experiences high temperatures, and is abundant in rainfall. The Mojave Desert, on the other hand, is a dry region that has low humidity and minimal precipitation. New York City is an urban environment and experiences moderate temperatures with abundant rainfall throughout the year.
Question 3
Climate refers to the long-term atmospheric condition of a particular region. Climate factors include precipitation, temperature, and humidity. In contrast, weather refers to the short-term atmospheric condition of a particular region that is measured over a short period such as minutes, hours, or a few days. Factors that determine weather include wind, air pressure, and temperature.
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7. Other than rock type, describe three other features of sedimentary rocks that tell us about the rock's origin and environment.
The following three additional characteristics of sedimentary rocks provide information about their formation and environment: It is created by previously existing rocks or by the leftovers of living things that collect over time.
Pre-existing jewels or fractions of defunct species serve as the structure blocks for sedimentary jewels. They develop from deposits that make up on the face of the Earth. Sedimentary jewels constantly parade recognizable coverlet or layering. tablelands and bends erected of stratified sedimentary gemstone can be seen in numerous of the desert southwest's seductive geographies.
New jewels or minerals are created through the processes of rush and lithification. rush is the process through which chemicals that precipitate from water give rise to jewels and minerals.
For case, when a lake evaporates over thousands of times, mineral deposits are left before; this is what happed in California's Death Valley. The last phase is lithification, which is the gradational compacting of complexion, beach, and other sediments on the bottom of the ocean or other bodies of water.
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which is characteristic of low head dams? they pose hazards both above and below dams they pose few hazards to inboard-powered boats they may be crossed safely at a 45-degree angle to their faces they usually have strong re-circulating currents just above them
The characteristic of low head dams is that they pose hazards both above and below dams.
Hence, the correct answer is option a.
Low head dams are known for creating dangerous conditions both upstream and downstream. The presence of a low head dam can lead to the formation of a hydraulic jump, which creates a recirculating current and a hydraulic roller effect just below the dam.
These conditions can trap and drown people, boats, or other objects that enter the turbulent water below the dam. Additionally, the spillway and turbulent water above the dam can pose risks to boaters and individuals who may be swept over the dam. Therefore, low head dams should be approached with caution, and it is important to be aware of the hazards they present.
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The given question is not properly written. Hence, the proper question is:
Which is characteristic of low head dams?
a. they pose hazards both above and below dams
b. they pose few hazards to inboard-powered boats
c. they may be crossed safely at a 45-degree angle to their faces
d. they usually have strong re-circulating currents just above them
Low head dams possess strong recirculating currents just below them which pose significant hazards both above and below the dams. Attempting to cross them at a 45-degree angle would not mitigate these risks. These dams also pose threats to the local aquatic ecosystems.
Explanation:The characteristics of low head dams can sometimes be misleading due to their deceptively tranquil appearance. However, they pose significant hazards both above and below the dams. One of the main risks associated with these dams is the strong recirculating currents present just below them. These currents create a 'drowning machine' effect which can trap people and objects in a continuous, cyclical motion.
These dams are equally dangerous for inboard-powered boats as well due to these currents. Attempting to cross them at a 45-degree angle to their faces would not make them any safer. Low head dams also pose threats to aquatic ecosystems, disrupting the flow of the river/streams and affecting the migration and spawning patterns of various fish species.
Overall, while low head dams may appear harmless from a distance, they hold significant danger and require utmost caution when navigating around them.
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Scenario 1 It has been observed that since the new Mine-Overseer has been in position in the leading narrow reef gold mines; there has been a steady decrease in production. The new mine-overseer by the name of – Mrs. Thandiwe Jaqavula is a highly qualified profession with a B(Eng.) Tech, a holder of an MMC (Mine Manager’s certificate) and has been suggested to soon be appointed as the shaft’s first female mine manager. However, the negative production statistics are disturbing to the upper management. Apply the change management principles to mitigate the declining production due to the change.
Write a report regarding this scenario
[Your Name]
[Your Position]
[Date]
Subject: Report on Mitigating Declining Production in the Leading Narrow Reef Gold Mines
Dear [Recipient's Name],
I am writing this report to address the concerning issue of declining production in the leading narrow reef gold mines since the appointment of Mrs. Thandiwe Jaqavula as the new mine-overseer. While Mrs. Jaqavula is a highly qualified professional with an impressive background, it is crucial to analyze and implement change management principles to mitigate the negative impact on production.
Communication and Transparency:
Effective communication is vital during times of change. Establish open channels of communication to share information about the reasons behind the declining production and the actions being taken to address the issue. This will help alleviate concerns and create a sense of transparency among the workforce.
Stakeholder Engagement:
Engage all relevant stakeholders, including upper management, mine workers, supervisors, and Mrs. Jaqavula herself, in the change management process. Encourage open dialogue, listen to their concerns, and involve them in decision-making processes. This will foster a sense of ownership and shared responsibility for improving production.
Change Vision and Objectives:
Develop a clear vision and objectives regarding the desired production outcomes. Communicate this vision to all employees, emphasizing the importance of their roles in achieving the desired goals. This will help align their efforts and foster a sense of purpose.
Training and Development:
Identify any skill gaps or training needs among the workforce that may be contributing to the decline in production. Provide targeted training and development programs to enhance their skills and competencies. This will empower employees to adapt to changes and perform their tasks more effectively.
Performance Management:
Implement a performance management system that focuses on setting clear expectations, monitoring performance, providing regular feedback, and recognizing and rewarding employees' achievements. This will help drive motivation and productivity, ultimately contributing to increased production levels.
Change Leadership:
Empower Mrs. Jaqavula as a change leader by providing her with the necessary support, resources, and guidance to effectively lead the team. Encourage her to foster a positive work culture, promote collaboration, and inspire the workforce towards the shared vision.
Continuous Improvement and Learning:
Establish a culture of continuous improvement and learning within the organization. Encourage employees to identify areas for improvement, share innovative ideas, and implement best practices. This will create a learning organization that can adapt to changes and drive sustainable growth.
Monitoring and Evaluation:
Regularly monitor and evaluate the progress of the implemented changes. Measure key performance indicators related to production, employee engagement, and overall organizational performance. This will help identify any shortcomings or areas that require further attention and adjustment.
In conclusion, mitigating the declining production in the leading narrow reef gold mines requires a comprehensive approach that incorporates change management principles. By applying effective communication, stakeholder engagement, training and development, performance management, change leadership, continuous improvement, and monitoring and evaluation, the organization can work towards improving production levels and achieving sustainable success.
Should you require any further information or assistance in implementing these recommendations, please feel free to contact me.
Thank you for your attention.
Sincerely,
[Your Name]
[Your Position]
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The texture of metamorphic rocks tells us about their: a. cooling depth b. type of cement c. pressure of formation d. energy of deposition e. none of these 2) is an example of an external process. a. wind b. pressure c. ice d. waves e. all but b 3) is the process where pieces of rock start collecting to form sedimentary rocks. a. crystallization b. weathering c. erosion d. deposition e. compaction 4) You would expect an extrusive igneous rock to have: a. interlocking crystals b. cooling cracks c. high strength large crystals e. all but b 5) Basaltic magmas have silica and form volcanoes. a. more, explosive b. less, non-explosive c. less, explosive d. more, nonexplosive
Metamorphic rocks are formed through the transformation of existing rocks due to changes in temperature, pressure, and/or chemical composition, resulting in the formation of new minerals and textures.
1. The texture of metamorphic rocks tells us about their pressure of formation.
2. all except b is an example of an external process.
3. deposition is the process where pieces of rock start collecting to form sedimentary rocks.
Sedimentary rocks are formed from the accumulation and cementation of sediments, which can include fragments of preexisting rocks, minerals, and organic matter.
4. You would expect an extrusive igneous rock to have all except b.
An extrusive igneous rock, also known as volcanic rock, is formed from lava that cools and solidifies on the Earth's surface. It typically has small or fine-grained crystals due to rapid cooling.
5. Basaltic magmas have less silica and form non-explosive volcanoes.
Basaltic magmas have lower silica content compared to other types of magmas. Lower silica content in basaltic magmas results in lower viscosity and ability to flow more easily. This fluidity allows gases to escape more readily, resulting in less explosive volcanic eruptions.
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The question is not properly written. Hence the proper question is:
1. The texture of metamorphic rocks tells us about their:
a. cooling depth
b. type of cement
c. pressure of formation
d. energy of deposition
e. none of these
2. ____ is an example of an external process.
a. wind
b. pressure
c. ice
d. waves
e. all except b
3. _____ is the process where pieces of rock start collecting to form sedimentary rocks.
a. crystallization
b. weathering
c. erosion
d. deposition
e. compaction
4. You would expect an extrusive igneous rock to have:
a. interlocking crystals
b. cooling cracks
c. high strength
d. large crystals
e. all except b
5. Basaltic magmas have ____ silica and form _____ volcanoes.
a. more, explosive
b. less, non-explosive
c. less, explosive
d. more, nonexplosive
A permeability test is carried out on a sample of and cross section is 1500mm^ 2 a soil whose k = 3 * 10^(-7) m / s.
Briefly identify this while indicating its degree of permeability
What diameter of measuring pipe do we use knowing that the load goes from 275 mm to 200 mm in 5 min?
Compare the permeability of this soil identified in question a) with that of a sandy silt. Justify your answer
Compare the frost hardness of the soil identified in question a) with that of gradual sand. Between these two soils, which will be the most suitable as road fill without risk of frost swelling?
Based on the information provided, here are the answers to the questions:
a) The given soil has a permeability coefficient (k) of [tex]3 * 10^(-7) m/s.[/tex]Permeability refers to the ability of a soil to allow water to flow through it. The degree of permeability can be identified as moderate to low, as the given coefficient indicates relatively slow water movement through the soil.
b) To determine the diameter of the measuring pipe, we need to use Darcy's Law formula, which relates the flow rate, cross-sectional area, and hydraulic gradient of the soil. However, the given information does not provide the flow rate or hydraulic gradient, so it is not possible to calculate the diameter of the measuring pipe.
c) To compare the permeability of the given soil with that of a sandy silt, we need information about the permeability coefficient of the sandy silt. Without that information, it is not possible to make a direct comparison or provide a conclusive answer.
d) Frost hardness refers to the resistance of soil to frost-related damage or swelling. The information provided does not specify the frost hardness of the given soil or the gradual sand. Therefore, it is not possible to compare their frost hardness or determine which soil would be more suitable as road fill without the risk of frost swelling.
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