What did alfred wegener observe and hypothesize about our continents and how they have changed?.

Answers

Answer 1

He hypothesized that each one of the modern-day-day continents had formerly been clumped together in a supercontinent he referred to as Pangaea.

Over tens of millions of years, Wegener advised, the continents had drifted apart.

The continental flow speculation turned into advanced in the early part of the 20th century, in general by way of Alfred Wegener.

Wegener said that continents move around on this planet's floor and that they had been as soon joined together as a single supercontinent.

Alfred Wegener first provided his hypothesis to the German Geological Society on 6 January 1912. His speculation was that the continents had once fashioned a single landmass, known as Pangaea, before breaking apart and drifting to their gift places.

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Related Questions

the geographic range of s. fuscum will contract at both the northern and southern ends. the geographic range of s. fuscum will not change. the geographic range of s. fuscum will extend northward. the geographic range of s. fuscum will extend southward.

Answers

S. fuscum's geographic distribution will expand northward. As the earth's temperature rises, the s. fuscum's geographic distribution will move south.

In 2008, Breeuwer et al. studied how changing temperature regimes affected the growth of various Sphagnum species. S. fuscum development at four temperatures S. fuscum's geographic distribution will expand northward.

Both the northern and southern ends of S. fuscum's distribution will see a reduction in its geographic range.

Southward expansion of S. fuscum's geographic distribution is anticipated. S. fuscum's distribution area won't change.

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The edgecumbe volcano is showing signs of activity after being dormant for over 800 years. Which state is it in?.

Answers

It is in Dormant state

Over time, lava rock from an old volcano is worn down and broken into small pieces. These small pieces pile up and are cemented together to form new rock. What is the classification for this new rock?.

Answers

The weathering process then causes the igneous rock to disintegrate over time. Rains carry away these fragments of fractured rock and deposit them in a river. The conglomerate is a sedimentary rock created when these igneous rock fragments are bonded with other rock fragments.

The rock cycle demonstrates how the rocks of the planet undergo continuous alteration. Sometimes the rocks can be transformed into a different kind of rock. Anywhere in the cycle can be where the rock cycle starts. Igneous rocks will be our first focus. As magma, igneous rocks are formed—the lava and magma, which are both molten rocks, cool and solidify to form igneous rock. Sedimentary rocks may eventually get buried by geologic processes like earthquakes. These sedimentary rocks may metamorphose if they are buried far below the surface, exposed to extreme heat and pressure, or come into contact with magma.

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increased erosion that occurs on the outside of a bend in a river and deposition on the inside of a bend have the net effect of

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Increased erosion that occurs on the outside of a bend in a river and deposition on the inside of a bend have the net effect of increasing a stream's meandering process.

What is erosion?

The Removal of soil, rock, or dissolved material from one area on the Earth's crust and subsequent transfer to another region, where it is deposited, is known as erosion. This activity is caused by surface processes (such as water movement or wind). Erosion differs from weathering, which is a static process. Physical or mechanical erosion is the removal of rock or soil as clastic sediment; in contrast, chemical erosion is the removal of rock or soil by dissolving. Eroded sediment or solutes can travel thousands of kilometers or only a few millimeters.

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Question 5 of 15
Which was an effect of the Industrial Revolution?
O A. Decreased productivity
OB. Democracy in England
C. Global population increase
O D. Decrease in standard of living
SUBMI

Answers

Global population increase was an effect of the Industrial Revolution.

the Industrial Revolution delivered approximately sweeping changes in economic and social organization. those adjustments protected a wider distribution of wealth and elevated global alternate.

Managerial hierarchies were additionally developed to oversee the department of exertions.the economic Revolution shifted from an agrarian economy to a production economy wherein products have been now not made solely by hand but via machines. This led to improved manufacturing and performance, decrease charges, more items, progressed wages, and migration from rural areas to urban areas.the economic Revolution had many tremendous effects. among those were a boom in wealth, the production of products, and the usual of residing. humans had to get entry to to healthier diets, better housing, and less expensive goods. similarly, education multiplied during the Industrial Revolution.

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If it is 3 pm at 45°E, what is the time at 75°E

Answers

Answer:

5 pm

Explanation:

Answer:

5pm

Explanation:

By those standards, every hour is equal to 15 degrees, therefore adding 30 degrees would bring us up 2 hours.

Energy from the sun causes evaporation. Why does more evaporation happen from the oceans than from freshwater sources?.

Answers

Oceans have a greater surface area. Salt water evaporates faster than fresh water. The air over oceans can hold more water vapor.

what is one way that mid-ocean ridges provide evidence of sea floor spreading?

Answers

they show the earths magnetic field OR paleomagnetic rocks on either side of the mid ocean ridges

Paleomagnetism stands as evidence of seafloor spreading. 

In a process known as seafloor spreading, older rocks are moved away from the mid-oceanic ridge while new oceanic crust is gradually added to the ocean floor as a result of volcanic activity. Seafloor spreading takes place near the mid-ocean ridge, where tectonic plates—vast slabs of the lithosphere of the Earth—split apart from one another. 

The region where new oceanic crust is produced is the mid-ocean ridge. Rocks that make up the oceanic crust move away from the ridge as new crust is created. The molten material (magma) ascending by convection current from the mantle is what causes the new crust to form. The existing rocks on the ridge are equally pushed away from it in both directions as the molten lava cools upon reaching the oceanic crust. 

The ocean floor then spreads as a result of the formation of a younger oceanic crust.

The explanation for how continents and the crust that lies beneath them move comes from the hypothesis of seafloor spreading given by Harry Hess.

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how do the physical features of uae influence the life of the people

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Answer:

Physical featues of uae influence people in aspects of tanspot, communication, and weathe.

Explanation:

why is climate change an environmental justice issue? give three examples of the impacts of climate change in nyc in order to explain your answer.

Answers

Answer:

Climate change is a threat to everyone's physical health, mental health, air, water, food and shelter, but some groups—socially and economically disadvantaged ones—face the greatest risks. This is because of where they live, their health, income, language barriers, and limited access to resources.

Explanation:

Please give the brainliest.

Why does the thermosphere have the highest temperature of all the atmosphere layers brainly.

Answers

Because in the thermosphere layer occurs the process of ionization of oxygen into atomic oxygen which produces heat energy and the amount of exposure to ultraviolet radiation.

What is a thermospfer and why is it hot?

The thermosphere is the fourth layer of the Earth's atmosphere. This layer is located at an altitude of 80 to 100 kilometers above the Earth's surface. The thermosphere or ionosphere is the layer where the ionization of particles occurs. This gives rise to the effect of propagation or reflection of radio waves, both with low and high frequencies.

The process of ionization or the breakdown of oxygen and other gases in the thermosphere layer into atomic gases causes an increase in temperature in this layer. The temperature changes in the thermosphere layer range from 40°C to 1232°C. The high temperature in the thermosphere is also factored in by the amount of exposure to ultraviolet radiation absorbed from the sun.

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what mountain building event, which occurred about 35-55 million years ago, created the front ranges and foothills of the rocky mountains?

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The Laramide orogeny mountain-building event, which occurred about 35-55 million years ago, created the front ranges and foothills of the rocky mountains.

A mountain is an increased portion of the Earth's crust, generally with steep facets that display considerable exposed bedrock. even though definitions vary, a mountain may vary from a plateau in having a limited summit region, and is generally better than a hill, normally rising at the least 300 metres above the encompassing land.

Maximum geologists classify a mountain as a landform that rises as a minimum 1,000 toes (300 meters) or more above its surrounding area. A mountain range is a series or chain of mountains which are near together.

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what is the capital of Peru​

Answers

Answer:

Lima is the capital of Peru

if the composition of the upper atmosphere were altered to permit a greater amount of terrestrial radiation to escape, earth would be

Answers

The absolute age at which limestone and shale tilted would be  55.7-41.2 millions years old.

How can we determine this?

The limestone would be oldest followed by shale. The granite and basalt would be younger than limestone. After the limestone and shale were tilted the sandstone got deposited on top. Finally the Lava covers the entire area.

Hence by following this method we can determine the age when limestone and shale were tilted.

The other methods include

Radioactive decayRock mappingRadiometric dating

Hence,  The absolute age at which limestone and shale tilted would be  55.7-41.2 millions years old.

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If all the ice on land were to instantly melt, how much would the global sea level rise?.

Answers

Teh global sea leve rise when all the ice on land were to instantly melt is approximately 70 meters.

What will happen when all of the ice melted?

There is still uncertainty about the total amount of glaciers and ice caps on the planet, but if they all melted, the world's sea levels would rise by about 70 meters (about 230 feet), flooding every coastal city on the planet. Become. predicted that water levels could rise by 20–60 mm by 2100, up to 1 meter. This is mainly due to the melting of glaciers and the thermal expansion of the ocean. Inputs from dynamic changes in ice sheet flow are not included. The West Antarctic Ice Sheet is anchored below sea level (see Marine Ice Sheet Instability Hypothesis) and can become unstable. It could collapse rapidly, causing sea levels to rise by 3.2 m within 500 years. Sea level rise of this rate and magnitude has been previously recorded in the paleo records.

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If it is 2 pm at 30°E,what time will it be at 50°E

Answers

Answer:

3.20 pm

Explanation:

when the longitudes are moving to the east the farthest longitude subtracts the lower one then the degrees are converted to time in hours then added to the initial time given.

Trace the steps involved in ecological succession in an area completely destroyed by a catastrophic event, such as a volcano.

Answers

The steps involved in ecological succession in an area completely destroyed by volcano includes.

1.  Pioneer species, such as lichen and moss enter soil-less area.

2. Pioneer species help break down rocks present to form soil.

3. Herbaceous plants and small shrubs enter the area.

4. Grass species move into the area.

5. Small trees and evergreens become established.

6. Climax community of deciduous hardwood tree species becomes established.

A volcano is a crack in a planetary-mass object's crust, like Earth, that lets hot lava, volcanic ash, and gases escape from a magma chamber below the surface soil. Most volcanoes on Earth are found underwater, and they are most frequently found wherever tectonic plates are diverging or convergent. As ash and sulfuric acid droplets block the Sun and cool the Earth's troposphere, large eruptions can change the temperature of the atmosphere.

Trace the steps involved in ecological succession in an area completely destroyed by a catastrophic event, such as a volcano. WHAT ORDER?

1. Climax community of deciduous hardwood tree species becomes established.

2. Herbaceous plants and small shrubs enter the area.

3. Pioneer species, such as lichen and moss enter soil-less area.

4. Grass species move into the area.

5. Pioneer species help break down rocks present to form soil.

6. Small trees and evergreens become established.

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hurricanes cause a regional rise in sea level (dome of water) that can result in a very dangerous phenomenon known as storm surge. what best explains the cause for this rise in sea level?

Answers

The rise In sea level occurs due to High winds and lower air pressure within the storm.

What do you mean by Hurricanes?

Hurricane can be defined as a tropical storm with strong gusting winds which usually have a speed of 74 miles per hour. It consists of a strong spiralling eye which can even extend upto 400 miles. It forms when moist warm air rises which is further replaced by cooler air.

It leads to formation of clouds and thunderstorms and strong rotation due to the coriolis effect. There is a general increase in sea level.

They are known by different names in various oceans and countries ranging from Willy Willie's , tornadoes and typhoons.

Hence ,The rise In sea level occurs due to High winds and lower air pressure within the storm.

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the areas on the moon that are composed of light-colored minerals dominated by feldspar are the lunar .

Answers

The lunar highlands are composed of light-colored minerals dominated by feldspar.

Are there highlands on the moon?

The near side of the Moon is the side that is facing us (image at right). There are two sections: the Lunar Highlands, which are light,

The lunar highlands are typically represented by regions that appear red, whereas old volcanic lava flows from mares, or lunar seas, are represented by regions that appear blue to orange.

How do the highlands of the moon form?

The Moon's highlands were generated by the eruption of a boiling liquid known as magma from beneath the Moon's surface, according to evidence provided by the Indian mission's mineralogy mapper.

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the coriolis force does not play a role in hurricane circulations. group of answer choices true false

Answers

This statement is False. The Coriolis force does play a role in hurricane circulation

What is Coriolis force?

Gustave-Gaspard Coriolis, a French engineer and mathematician, first described the Coriolis force, also known as the Coriolis effect, in classical mechanics in 1835. Coriolis demonstrated that an inertial force—acting to the right of the direction of body motion for clockwise rotation of the reference frame or to the left for counterclockwise rotation—must be accounted for in the equations of motion if the standard Newtonian laws of motion of bodies are to be used in a rotating frame of reference.

An object moving within a rotating coordinate system will appear to have its path deflected as a result of the Coriolis force. The coordinate system's mobility causes the item to appear to diverge from its route even if this is not the case.

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After failing to find a northwest passage to asia through canada, who is founded quebec?.

Answers

After failing to find a path from Canada going to Asia, Jacques Cartier founded Quebec.

Not until Lawrence and the modern-day Prince Edward Island was the Northwest Passage discovered. On his second journey, Cartier made his way to Quebec, which is where he is credited with founding, by traveling up the Lawrence River.

Cartier owned the vessels La Grande Hermine, La Petite Hermine, and L'Emerillon. Funk Island, off the coast of Newfoundland, was reached by the expedition. On September 7, 1535, Cartier and his soldiers arrived at the site of the present-day city of Quebec.

The expedition's objectives included locating a northwest route to Asia as well as collecting riches like gold and spices along the way. Jacques Cartier is credited with discovering the St. Lawrence region and giving Canada its name.

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is it true that the moon rotates but does not revolve around the earth

Answers

Answer:

False

Explanation:

While the moon does rotate it is also revolving around the earth. This is the reason for tides and the day night cycle.

which difference between gabbro bedrock and granite bedrock causes seismic waves to travel faster in gabbro than in granite?

Answers

Gabbro is more dense than granite is the difference between gabbro bedrock and granite bedrock causes seismic waves to travel faster in gabbro than in granite.

Granite is a medium- to coarse-grained acid igneous rock that mostly consists of alkali feldspar, which makes up between ten percent and thirty percent of the feldspars, and minor mafic minerals. A felsic intrusive (Plutonic) igneous rock is granite. These might be industrial minerals or gemstones. Granite is a crucial component in construction. It is particularly suitable as an aggregate since it is tough and long-lasting.

There is no quartz in gabbro, which is a medium- to coarse-grained intrusive igneous rock made of calcium plagioclase, pyroxene, and trace amounts of olivine. Mafic intrusive (plutonic) igneous rocks are called gabbro. Gold, silver, platinum, cobalt, nickel, chromium, and copper sulfides are frequently found in significant concentrations in gabbro. Ocellar (orbicular) gabbro variants can be used as paving stones and decorative face stones.

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What careers other than steamboat pilot did the boys in hannibal consider? explain where these ideas came from.

Answers

The boys in the Hannibal take into consideration other careers for pirates to those of steamboats pilots, as shown in the life of Mississippi.

A chronicle of Mark Twain's time spent operating steamboats on the Mississippi River before to the American Civil War is titled Life on the Mississippi (1883). It also serves as a travelogue, detailing his many years after the war journey up the Mississippi River from New Orleans to Saint Paul.

The second half of Life on the Mississippi describes Twain's return to cruise the Mississippi River from St. Louis to New Orleans many years later. Despite advances in navigation and boat design at the time, steamboats had become obsolete due to competition from railroads. Twain ruminates on greed, gullibility, tragedy, and poor design as he sees new, huge towns on the river.

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describe how and why stratospheric ozone is beneficial for people, whereas tropospheric ozone is harmful.

Answers

Ozone in the stratosphere protects people from UV rays, but when it is in the troposphere, it is harmful to people since it is a greenhouse gas. Human activity contributes to tropospheric ozone through pollution.

The stratosphere (upper layer) and the troposphere are the two layers of the atmosphere where the reactive gas ozone (O3) is found (at ground level and up to 15km). Ozone shields Earth's life from the sun's UV radiation in the stratosphere. In contrast, it is a significant greenhouse gas and air pollutant at lower concentrations, which is bad for the wellbeing of people and ecosystems. It contributes significantly to urban pollution as well.

With an air lifespan of from a few hours to a few weeks, tropospheric ozone is a transient climatic pollutant. It is a secondary gas generated by the interaction of sunlight with hydrocarbons, including methane, and nitrogen oxides, which are emitted by automobiles, fossil fuel power plants, and other man-made sources.

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How might homelessness or poverty impact population change

Answers

Increased likelihood of violence and abuse due to a loss of self-care capacity and motivation. Homelessness and poverty have a number of consequences, including an increased probability of engagement with the judicial system and the growth of behavioral difficulties.

Poverty has a negative impact on our country's children by causing substandard housing, homelessness, poor nutrition and food security, insufficient child care, a lack of access to health care, dangerous areas, and underfunded schools.One of the main causes of youth homelessness is overcrowding. Many of the young people we serve are coping with trauma and sorrow, family homes are frequently crowded, and mental health difficulties can have a significant impact on family connections. There is a lack of space and privacy due to overcrowding.It spreads throughout the neighborhood. It has an impact on the workforce, tax revenue utilization, crime and safety, and the availability of healthcare services. Furthermore, homelessness has an impact on both the present and the future.  Breaking the vicious cycle of homelessness one individual, one family at a time benefits everyone.

Thus this is how homelessness or poverty impact population change.

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To which hominid species do all modern humans belong?
OHomo habilis
O Homo sapiens
O Homo erectus
O Australopithecus

Answers

The second option is the correct answer choice. All modern humans are  Homo sapiens.

Homo sapiens is the name of species to which all modern human beings belong. The name Homo sapiens was first used by Carolus Linnaeus in 1758. He is called as the father of modern biological classification.

The resemblance seen in human beings of the primates is more than any other known living organisms. There were similarities seen in bodily structures.

Carolus Linnaeus studied a fossil which contained information about extinct species. These extinct species were more closely related to humans. This fossil also distinguished between humans and apes. This distinction was also based on behavioral patterns.

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The edgecumbe volcano is showing signs of activity after being dormant for over 800 years. Which state is it in?.

Answers

The Edgecumbe volcano is showing signs of activity after being dormant for over 800 years. It is in Alaska state.

Alaska's Kruzof Island's southernmost point is where Mount Edgecumbe is situated, roughly 15 miles (24 km) west of Sitka. The volcano is the highest point of the Mount Edgecumbe volcanic field, which covers about 100 square miles of Kruzof Island and includes Crater Ridge and Shell Mountain. It is located about 9.9 miles (16 km) east of the Queen Charlotte Fault, which divides the North American and Pacific Plates.

The last significant eruption of Mount Edgecumbe was 4000 years ago. Magma intrusion at a depth of 5 km has been detected by recent seismic activity, but as of 2022, an eruption does not seem to be near. The Alaska Volcano Observatory (AVO) has designated it as "historically active."

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A of June 19, 2015, Karachi witneed weltering heat wave affecting
a) 10,000 people
b)20,000 people
c) 30,000 people
d) 40,000 people

Answers

Answer:

C) 30,000 people is the correct answer

Which characteristic is directly related to a planet's average distance from the sun?.

Answers

The warmth of the planet
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