The Texas Hill Country, located in central Texas, is home to the Edwards Plateau ecoregion and Llano Uplift ecoregion. Since the Edwards Plateau is composed of large amounts of limestone rock formations with a vast underground cave system. What is likely the cause of the underground cave system?

Answers

Answer 1

The Concho, Tom Green, Irion, Sterling, Glasscock, Reagan, and Irion counties, as well as a different area to the north in the Coke, Taylor, and Nolan counties, are all included in the Edwards Plateau Ecological Region of Texas, which is located in the southwest of Northcentral Texas.

The Edwards Plateau is one of Texas' best grazing areas because of its unique physical characteristics, particularly its lack of deep soils appropriate for farming. Cattle, sheep, and goat farming are significant national industries.

The overall area of the Texas Hill Country, which is bordered by Austin to the north and San Antonio to the south but without formal limits, extends across the undulating Edwards Plateau.

Learn more about Edwards Plateau here:

https://brainly.com/question/23558639

#SPJ1


Related Questions

how is a species that is adapted to a wide range of environments, climates, and diets described?

Answers

Answer:

How do these adaptions help primates survive in their environments? Opposable thumbs allow primates to grasp objects, such as tree limbs or tools. Forward-facing eyes allow for depth perception. Larger brains allow for intelligence and more complex problem solving

Explanation:

Primates have evolved and adapted to live in a wide range of habitats, and are found in forests, grasslands and deserts. Every different habitat will have variety in the animals, plants, food and water sources, and predators that will affect the way primates move, eat and sleep

A species that is adapted to a wide range of environments, climates, and diets is often described as a generalist species.

These species have the ability to thrive in various conditions and can consume a wide variety of food sources. Generalist species are often contrasted with specialist species, which are adapted to very specific environments and rely on a narrow range of resources to survive.

Generalist species tend to have a number of traits that make them adaptable to different environments.

For example, they may have a broad diet that allows them to consume a variety of foods, or they may have a flexible physiology that allows them to regulate their internal systems in response to different environmental conditions.

Generalist species may also be highly mobile, allowing them to move between different habitats in search of resources or to avoid unfavorable conditions.

Some examples of generalist species include the coyote, which is found throughout North America and is able to eat a variety of prey items, and the raccoon, which is found across much of the United States and is able to adapt to a variety of urban and rural environments.

Generalist species can play important roles in ecosystem functioning, as they are often able to fill niches that specialist species cannot occupy.

To know more about generalist species, refer to the link :

https://brainly.com/question/29418845#

#SPJ11

what is the minimum visibility for a pilot to receive a land and hold short clearance

Answers

The minimum visibility required for a pilot to receive a land and hold short clearance, commonly known as a LAHSO clearance, varies depending on the airport and the conditions.

In general, the minimum visibility for a pilot to receive a LAHSO clearance is 3 miles. However, there are several factors that may affect the visibility requirements. For example, if the runway is wet or contaminated, the visibility requirements may increase. Also, the airport's approach lighting system and runway markings can impact the visibility needed for a LAHSO clearance. In some cases, air traffic control may require a higher visibility than the standard 3 miles based on the specific situation.
It's important to note that receiving a LAHSO clearance does not mean that a pilot must accept it. If a pilot feels uncomfortable or unsafe with the clearance, they can decline it. Ultimately, the decision to accept or decline a LAHSO clearance is up to the pilot's discretion and judgment. As with all aviation decisions, safety should always be the top priority.

To know more about pilot visit:

brainly.com/question/29752302

#SPJ11

8. the cause of volcanism observed in the andes mountains (south america) is most similar to that of . a. yellowstone park b. japan c. the columbia plateau d. himalaya mountains e. the hawaiian islands

Answers

The cause of volcanism in the Andes Mountains (South America) is most similar to that of the Hawaiian Islands. The Hawaiian Islands are a classic example of hotspot volcanism, where a plume of hot mantle material rises to the surface, forming a volcano.

The Andes Mountains are formed by a similar process, where the Nazca Plate is being subducted beneath the South American Plate, causing the mantle to melt and form a line of volcanoes. This process is also known as subduction zone volcanism.

Although Yellowstone Park is also a hotspot, the type of volcanism observed there is quite different from that of the Andes and Hawaii, as it is a supervolcano with a much larger magma chamber. Japan, the Columbia Plateau, and the Himalaya Mountains are not known for hotspot or subduction zone volcanism, but rather for other geological processes.

To know more about volcanism visit:

https://brainly.com/question/30437501

#SPJ11

analysis and synthesis of data about droughts in cape Town​

Answers

The analysis of data about droughts in Cape Town has revealed important insights into the causes, impacts, and potential solutions to this critical environmental and social challenge.

How to analyze drought data in Cape Town ?

The examination of Cape Town's drought data has provided significant insights into the nature and causes of these occurrences. Reports confirm that climate change is a key contributor to the frequency and intensity of such droughts in this region. Urbanization and agricultural practices by humans have also affected water usage patterns in Cape Town, resulting in further water scarcity.

To tackle these recurring issues effectively, pertinent authorities are synthesizing requisite data to determine potential solutions and countermeasures. Moreover, policymakers have adapted various regulatory and policy measures like water pricing mechanisms to manage their available resources with utmost efficiency.

Find out more on Cape Town at https://brainly.com/question/21518713

#SPJ1

the principal human impact in east asia has been the clearing of land for farming.T/F

Answers

True. The principal human impact in East Asia has been the clearing of land for farming.

This practice has been going on for thousands of years in the region and has led to extensive deforestation and habitat loss for many species. As populations have grown and demand for food has increased, more and more land has been cleared for farming, leading to significant environmental impacts. The clearing of land for farming can result in soil erosion, loss of biodiversity, and increased greenhouse gas emissions. However, farming is also essential for feeding the growing population of East Asia, so it is important to find sustainable farming practices that minimize negative environmental impacts.

To know more about farming visit:

brainly.com/question/31889687

#SPJ11

How did urbanization affect the development of African, Asian, and Latin American nations in the
twentieth century?
A. By expanding the rights of minority groups
B. By strengthening existing class structures
C. By leading to a
reduction in literacy
D. By weakening traditional values

Answers

B. By strengthening existing class structures.

Urbanization in African, Asian, and Latin American nations during the twentieth century was a result of industrialization and the growth of cities. It had a significant impact on the development of these nations, including:

- Strengthening existing class structure: As people moved to cities, class distinctions between the wealthy and the poor became more pronounced. Wealthy individuals and companies invested in urban infrastructure, further widening the gap between rich and poor.

- Impacts on literacy: Urbanization did not necessarily lead to a reduction in literacy rates, but increased urbanization in developing countries did pose challenges to providing educational opportunities to all citizens. Access to education was often limited, particularly for the urban poor.

- Effects on traditional values: Urbanization often led to the weakening of traditional cultural values and practices, as people were exposed to new ways of life and different cultures within cities.

Overall, urbanization had complex and varied effects on the development of African, Asian, and Latin American nations in the twentieth century, with impacts on social structures, education, and cultural norms.

Which of the following is the BEST indicator of the actual amount of water vapour in the air? · Air temperature · Saturation. vapour pressure · Relative humidity.

Answers

The saturation vapor pressure is the best indicator of the actual amount of water vapor in the air.

Saturation vapor pressure is the pressure exerted by water vapor in the air when it is in equilibrium with a surface of pure water or ice. It represents the maximum amount of water vapor that the air can hold at a given temperature. By measuring the saturation vapor pressure, we can directly determine the concentration of water vapor in the air.

Air temperature, on the other hand, provides information about the thermal state of the air but does not give a direct measure of the water vapor content. Similarly, relative humidity indicates the percentage of moisture in the air relative to its maximum capacity at a specific temperature, but it is influenced by both temperature and the actual water vapor content.

To accurately assess the amount of water vapor in the air, measuring the saturation vapor pressure provides a more direct and precise indicator, as it represents the maximum amount of water vapor that can exist in equilibrium with the current conditions.

To learn more about temperature click here

brainly.com/question/1599839

#SPJ11

earth's biosphere is not completely self-contained (or closed) because _____.

Answers

Earth's biosphere is not completely self-contained (or closed) because plants, algae, and photosynthetic bacteria obtain energy from sunlight, and heat escapes from the biosphere into space.

The areas of Earth with existence comprise the biosphere. The earth's biosphere spans from the deepest tree roots to the shadowy depths of ocean trenches, to luscious rain forests and lofty mountaintops. In terms of spheres, scientists characterize Earth. The atmosphere refers to the layer of air above the lithosphere. All of the water on the planet, including the water vapor in the atmosphere, the ground, and the surface, is comprised of the hydrosphere.

Another term for it is the region of Earthly life. The biosphere is a closed system since it has few material inputs and outputs. It is an open system that uses photosynthesis to absorb sun energy.

Option B is the correct answer.

Learn more about Biosphere here:

https://brainly.com/question/12467010

#SPJ4

The complete question is, "Earth's biosphere is not completely self-contained (or closed) because _____

A) the precipitation that falls on the interior of western North America is derived from the Pacific Ocean

B) plants, algae, and photosynthetic bacteria obtain energy from sunlight, and heat escapes from the biosphere into space

C) bacteria that live on snowy mountains receive nutrients blown to them by winds

D) humans pollute the atmosphere and bodies of water"

the paseo de la reforma in mexico city would be identified by the griffin-ford model as

Answers

The Paseo de la Reforma in Mexico City would be identified by the Griffin-Ford model as a "spine."

The Griffin-Ford model, also known as the Latin American City Model, is a model that describes the urban structure of Latin American cities. It identifies specific zones or sectors within the city based on their functions and characteristics. According to this model, the Paseo de la Reforma would be classified as a "spine" or a linear feature .

A spine refers to a major transportation corridor or boulevard that runs through the city, serving as a central axis or backbone. It is typically characterized by high-density development, commercial activities, and prominent landmarks. The Paseo de la Reforma is a prominent boulevard in Mexico City known for its historical monuments, office buildings, cultural institutions, and vibrant urban life.

As a spine, the Paseo de la Reforma plays a vital role in connecting different parts of the city, attracting economic activities, and shaping the urban landscape. It serves as a focal point for transportation, commerce, and social interactions, contributing to the overall structure and function of Mexico City according to the Griffin-Ford model.

To learn more about Mexico City click here

brainly.com/question/1164591

#SPJ11

there is little threat of a tsunami striking the east coast of the united states. (True or False)

Answers

True there is little threat of a tsunami striking the east coast of the united states.

The east coast of the United States is considered to have a relatively low risk of tsunamis compared to other regions, such as the Pacific coast. Tsunamis are primarily generated by undersea earthquakes, and the Atlantic Ocean, where the east coast is located, has fewer active earthquake zones compared to the Pacific Ocean's Ring of Fire.

The most common sources of tsunamis in the Atlantic Ocean are submarine landslides and rare events like volcanic eruptions or asteroid impacts. While these events can occur, they are infrequent and have historically resulted in localized tsunamis rather than widespread threats along the entire east coast.

However, it's important to note that even though the risk is low, it is not non-existent. Localized tsunamis can still occur due to specific geological events or human-induced factors. Therefore, while the threat of a tsunami striking the east coast of the United States is relatively low, it's still essential to have appropriate monitoring systems and preparedness measures in place to address any potential risks.

To learn more about tsunami

https://brainly.com/question/31367828

#SPJ11

a theocratic government is often characterized by-​

Answers

A theocratic government is a form of government where religious leaders hold the highest positions of power and make decisions based on religious doctrine or beliefs. It  is often characterized by-​

What are the characteristics of a theocratic government?

1. A blending of religion and government: In a theocratic government, religious doctrines and beliefs influence the laws and policies of the state.

2. A lack of separation of church and state: In theocratic governments, there is no clear separation between religious institutions and the government.

3. The use of religious texts as a basis for law: Laws in theocratic governments are often based on religious texts or teachings.

Learn more about theocratic government at https://brainly.com/question/17193375

#SPJ1

Which type of satellite requires the highest number of satellites to cover the earth?
a) low earth orbit
b) medium earth orbit
c) geostationary
d) polar orbit
e) equatorial orbit

Answers

The correct option is C) geostationary orbit. Geostationary satellites are positioned at an altitude of about 36,000 kilometers above the earth's surface.

At this height, the satellite orbits the earth at the same rate as the earth's rotation, allowing it to appear stationary from the ground. This makes geostationary satellites ideal for communication and weather monitoring applications. However, because of their high altitude, a large number of geostationary satellites are required to provide global coverage. In contrast, low earth orbit (LEO) and polar orbiting satellites require fewer satellites to cover the earth as they are positioned much closer to the earth's surface.

To know more about satellite,

https://brainly.com/question/30175028

#SPJ11

describe the trajectory of a missile that is launched from the south pole to the equator.

Answers

A missile launched from the South Pole to the Equator follows a trajectory that covers a significant portion of Earth's surface. Starting from the South Pole (90 degrees south latitude), the missile would travel northward, gradually decreasing in latitude until it reaches the Equator (0 degrees latitude).

During its journey, the missile would pass through the Southern Hemisphere, over the Antarctic continent, and possibly over parts of the Southern Ocean, depending on the specific path chosen.

The missile's trajectory would also be influenced by Earth's rotation and the Coriolis effect, which causes moving objects to be deflected to the right in the Northern Hemisphere and to the left in the Southern Hemisphere. As a result, the missile would follow a curved path rather than a straight line, requiring precise guidance and calculations to reach its target at the Equator accurately.

In summary, the trajectory of a missile launched from the South Pole to the Equator would involve traveling northward, crossing the Southern Hemisphere, and accounting for the Coriolis effect to ensure a successful and accurate trajectory.

To know more about Equator visit :

https://brainly.com/question/31114004

#SPJ11

Which one of the following has a net negative forcing effect on global climate?
A) ozone in the troposphere
B) industrial sulfate aerosols
C) carbon dioxide in the troposphere
D) low clouds in the troposphere

Answers

B) Industrial sulfate aerosols have a net negative forcing effect on global climate.

Sulfate aerosols are produced by the burning of fossil fuels and volcanic eruptions, among other sources. They have a cooling effect on the atmosphere because they reflect incoming solar radiation back into space and also act as nuclei for cloud formation, leading to the formation of brighter clouds that reflect even more radiation. While carbon dioxide in the troposphere has a net positive forcing effect, as it absorbs outgoing longwave radiation and traps heat in the atmosphere, sulfate aerosols have the opposite effect and actually counteract some of the warming caused by greenhouse gases.

To know more about global climate,

https://brainly.com/question/15289804

#SPJ11

what is the minimum altitude descent procedure if cleared for the s-ils 9 approach from seal beach vortac?

Answers

However, in general, the descent from the final approach fix (FAF) to the missed approach point (MAP) for the S-ILS 9 approach would be a continuous descent to a minimum altitude of 920 feet above sea level (ASL) or 452 feet above ground level (AGL) until reaching the decision altitude (DA) of 399 feet AGL.

The minimum altitude descent procedure for the S-ILS 9 approach from Seal Beach VORTAC would depend on a few factors, such as the aircraft's approach speed, the weather conditions, and any other instructions given by air traffic control. However, in general, the descent from the final approach fix (FAF) to the missed approach point (MAP) for the S-ILS 9 approach would be a continuous descent to a minimum altitude of 920 feet above sea level (ASL) or 452 feet above ground level (AGL) until reaching the decision altitude (DA) of 399 feet AGL. From there, if the runway is not in sight, a missed approach procedure would be initiated. It is important for pilots to carefully follow all approach procedures and instructions to ensure a safe and successful landing at the designated airport or beach.

To know more about altitude visit:

https://brainly.com/question/12336236

#SPJ11

Along which of these physical features do Indian population densities appear to be the highest?
a Western Ghats
b Ganges River
c Eastern Ghats
d Deccan Plateau
e Indus River

Answers

The answer is b) Ganges River. Among the given options, the Ganges River has the highest population densities in India.

The Ganges River is one of the most sacred and significant rivers in India, supporting a dense population along its course. The river flows through the densely populated northern plains of India, which are highly fertile and suitable for agriculture.

The region is known as the Gangetic plain and encompasses states such as Uttar Pradesh, Bihar, and West Bengal, which have some of the highest population densities in the country. The Ganges River not only provides water for irrigation but also plays a crucial role in the cultural, religious, and economic aspects of the region.

The availability of water and fertile land along the Ganges River has led to the concentration of population and urban settlements, resulting in high population densities in this area of India.

To learn more about Ganges River click here

brainly.com/question/1059645

#SPJ11

Situation identifies a place by its:
A. Location relative to other objects or places.
B. Mathematica location on earth surface.
C. Nominal location.
D. Unique, internal physical and cultural characteristics.
E. Primary dimensions.

Answers

The correct option is D. It is the spatial context in which a place is located and the relationships it has with other places. It helps to understand how a place fits into its surroundings and the impact it has on neighboring areas.

Situation identifies a place by its location relative to other objects or places. It is the spatial context in which a place is located and the relationships it has with other places. It helps to understand how a place fits into its surroundings and the impact it has on neighboring areas. The situation of a place can affect its development, growth, and sustainability. It also helps to understand the connectivity and accessibility of a place. Therefore, situation is an important aspect of geography as it provides an understanding of the relationship between a place and its surroundings. In summary, situation refers to the location of a place in relation to other places or objects, and it is a vital aspect in the study of geography.

To know more about spatial visit:

https://brainly.com/question/31922125

#SPJ11

what is the generally order of events for the evolution of an island to an atoll?

Answers

The evolution of an island to an atoll occurs over a long period of time and involves several processes. The first step in this process is the formation of a volcanic island, either through a hotspot or volcanic activity at a plate boundary. As the island continues to grow, it undergoes erosion from wind, waves, and rain.

The erosion causes the island to decrease in size, and the reef-building organisms begin to colonize the fringing reef that surrounds the island.

Over time, the island continues to erode, and the reef-building organisms continue to grow and build on top of the existing reef. This process eventually leads to the formation of a barrier reef, which encircles the lagoon. As the island continues to erode, it eventually disappears beneath the sea surface, leaving only the barrier reef and lagoon behind, creating an atoll.

The order of events in the evolution of an island to an atoll is complex and can take millions of years to occur. However, the main processes involved in this evolution are the formation of the island, erosion, colonization by reef-building organisms, the formation of a fringing reef, the growth of the reef, and the eventual disappearance of the island, leaving only the atoll behind. In conclusion, the evolution of an island to an atoll is a fascinating process that takes a significant amount of time to occur and involves several intricate processes.

To know more about Evolution visit :

https://brainly.com/question/30578328

#SPJ11

from the center outward, the order of the layers or parts of the sun is

Answers

The sun is a complex and dynamic star that is comprised of several distinct layers. These layers can be broadly divided into three main regions: the core, the radiative zone, and the convective zone.

At the center of the sun is the core, which is the hottest and most dense region of the star. It is here that nuclear fusion takes place, as hydrogen atoms are fused together to form helium, releasing vast amounts of energy in the process.
Surrounding the core is the radiative zone, which is characterized by a gradual decrease in temperature as one moves outward. In this region, energy is transported from the core to the outer layers of the sun through the process of radiation.
Finally, at the outermost region of the sun is the convective zone, where energy is transported through the motion of hot plasma. This region is characterized by convection currents that transport heat outward to the surface of the sun, where it is released into space as light and heat.
In summary, the layers of the sun are arranged in a sequence that begins with the core, where nuclear fusion occurs, and then moves outward to the radiative zone, where energy is transported by radiation, and finally to the convective zone, where energy is transported by convection currents.

To know more about layers  visit:

https://brainly.com/question/12739608

#SPJ11

how do the unique chemical and physical properties of water make life on earth possible

Answers

Water is a crucial component of life on Earth, and its unique chemical and physical properties make it an essential element for the existence of life.

One of the most significant properties of water is its ability to dissolve a wide range of organic and inorganic substances. This property makes it possible for cells to transport nutrients, ions, and waste products within the body. Additionally, water has a high specific heat capacity, which means it can absorb a significant amount of heat without a significant rise in temperature, thus moderating the Earth's climate. Water also has a high surface tension, allowing it to support organisms and facilitate various biological processes. Lastly, water is essential for photosynthesis, the process by which plants generate oxygen and food for other organisms.

To know more about Water,

https://brainly.com/question/13723833

#SPJ11

What is likely the cause of the underground cave system?

Answers

Underground cave systems are typically formed by the dissolution of soluble rocks, such as limestone, dolomite, or gypsum, by groundwater. As rainwater and other forms of precipitation percolate through the soil and rock layers above the soluble rock, they become acidic due to the presence of carbon dioxide in the air.

This acidic water then dissolves the soluble rock over time, creating underground cavities and passageways that can range in size from small fissures to vast underground caverns.

Over time, these underground cave systems can become quite extensive, with many interconnected chambers, tunnels, and passages. Some of the largest cave systems in the world are hundreds of kilometers long and contain unique geological formations such as stalactites, stalagmites, and underground lakes.

The formation of underground cave systems can take thousands or even millions of years, depending on factors such as the type of rock, the amount of rainfall, and the temperature and pressure conditions underground. Once formed, however, these cave systems can be highly valuable natural resources for scientific study, recreational activities such as caving, and tourism.

For more such questions on soluble rocks

https://brainly.com/question/29360733

#SPJ11

the san andreas fault zone in california is an example of what kind of boundary?

Answers

The San Andreas Fault zone in California is an example of a transform plate boundary.

A transform plate boundary is a type of boundary where two plates are sliding past each other. The San Andreas Fault zone in California is a prime example of a transform plate boundary, where the Pacific Plate is moving northward relative to the North American Plate. The boundary between these two plates is characterized by a series of faults, including the San Andreas Fault, which runs roughly parallel to the coastline of California.

Transform plate boundaries are known for producing earthquakes, as the movement of the plates can cause the rocks along the boundary to break and shift suddenly. The San Andreas Fault zone is one of the most seismically active regions in the world, with frequent small earthquakes and occasional larger earthquakes that can cause significant damage. The fault zone also plays an important role in the geology of California, as it has created the mountains and valleys of the state's coastal region and continues to shape the landscape through ongoing tectonic activity.

to learn more about transform plate boundary click here:

brainly.com/question/28641825

#SPJ11

Write the equation of a circle in standard form with a diameter having endpoints at (0, 4) and (6, -4).

Answers

The equation of the circle in standard form with a diameter having endpoints at (0, 4) and (6, -4) is [tex]x^{2} - 6x^{} + y^{2}[/tex]= 16.

To write the equation of a circle in standard form with a diameter having endpoints at (0, 4) and (6, -4), we can follow the steps below:

1. Find the center of the circle by using the midpoint formula:

x-coordinate of the center = (0 + 6)/2 = 3y-coordinate of the center = (4 + (-4))/2 = 0

        So the center of the circle is (3, 0).

2. Find the radius of the circle by using the distance formula:

distance between the center and one of the endpoints of the diameter = radiusLet's use (0, 4) as an endpoint:radius = [tex]\sqrt{((3-0)}^{2} + (0-4)^{2})[/tex] = [tex]\sqrt{9+16}[/tex] = [tex]\sqrt{25}[/tex] = 5

3. Use the standard form of the equation of a circle:

[tex](x-h)^{2} + (y-k)^{2} = r^{2}[/tex]where (h, k) is the center of the circle and r is the radiusPlug in the values we found: [tex](x-3)^{2} + (y-0)^{2} = 5^{2}[/tex]Simplify: [tex]x^{2} - 6x^{} + 9 + y^{2} = 25[/tex]Rewrite in standard form by moving the constant to the right side: [tex]x^{2} - 6x^{} + y^{2}[/tex] = 16

So the equation of the circle in standard form is [tex]x^{2} - 6x^{} + y^{2}[/tex] = 16.

Therefore, the equation of the circle in standard form with a diameter having endpoints at (0, 4) and (6, -4) is [tex]x^{2} - 6x^{} + y^{2}[/tex] = 16.

Know more about Diameter here:

https://brainly.com/question/28162977

#SPJ11

which group constitutes a majority in the iraq oil cities of kirkuk and mosul?

Answers

In the oil-rich cities of Kirkuk and Mosul in Iraq, the majority population is made up of Kurds and Arabs. In Kirkuk, the Kurds are the largest group, followed by Arabs and Turkmen, while in Mosul, Arabs make up the majority, followed by Kurds and Turkmen.

The oil industry is crucial to the economy of these cities and to Iraq as a whole, accounting for a significant portion of the country's GDP. However, the oil resources have also been a source of conflict, with different groups vying for control and access to the oil wealth. The Iraqi government has been working to resolve these issues and promote equitable distribution of oil revenues among the different communities in the country.

The majority group in the Iraqi oil cities of Kirkuk and Mosul are the Arabs. Both cities have diverse populations, including Kurds, Turkmen, and Assyrians, but the Arabs have been the dominant ethnic group in these areas. However, it is important to note that the demographics have shifted over time due to historical events and political developments.

To know more about Oil visit :

https://brainly.com/question/30173948

#SPJ11

what is the major observational difference between a seyfert galaxy and a normal spiral galaxy?

Answers

The major observational difference between a Seyfert galaxy and a normal spiral galaxy is The central region of a Seyfert galaxy is much brighter.

In a normal spiral galaxy, spiral arms that branch out from the galaxy's dense center encircle the rotating disc. The Milky Way is a spiral galaxy. A spiral galaxy with an active nucleus is known as a Seyfert galaxy.

When a disc of gas and dust is falling into the supermassive black hole in the center of the galaxy, an active galactic nucleus is created. When material enters the accretion disc, it heats up and produces a lot of electromagnetic radiation. Very strong sources of x-rays, ultraviolet, and visible light are Type I Seyfert galaxies. The infrared and visible light emitted by Type II Seyfert galaxies is extremely brilliant. As they develop, Type II Seyfert galaxies become Type I Seyfert galaxies. About 10% of all galaxies are Seyfert galaxies.

Option B is the correct answer.

Learn more about Galaxy here:

https://brainly.com/question/17117676

#SPJ4

The complete question is, "What is the major observational difference between a Seyfert galaxy and a normal spiral galaxy?

a. Normal spiral galaxies never contain a supermassive black hole at their center.

b. The central region of a Seyfert galaxy is much brighter.

c. Normal spiral galaxies usually have shorter spiral arms.

d. Seyfert galaxies don't contain any star formation."

: blizzards are formed when a low-pressure system brings cold air and moisture together, resulting in heavy snowfall and strong winds. true or false?

Answers

True. Blizzards are formed when a low-pressure system brings cold air and moisture together, resulting in heavy snowfall and strong winds. A low-pressure system is characterized by the air pressure at its center being lower than the surrounding areas.

True. Blizzards are formed when a low-pressure system brings cold air and moisture together, resulting in heavy snowfall and strong winds. A low-pressure system is characterized by the air pressure at its center being lower than the surrounding areas. This creates a circulation of air that pulls in moisture from nearby bodies of water. As the moisture meets the cold air, it freezes and falls as snow. The strong winds that accompany a blizzard are caused by the pressure gradient between the low-pressure center and the high-pressure surrounding areas. These winds can lead to whiteout conditions and make travel dangerous or impossible. Overall, blizzards are a severe weather event that can cause significant damage and disruption.

To know more about low-pressure visit:

https://brainly.com/question/14774898

#SPJ11

Which of the following human actions or features does NOT significantly contribute to flooding?
a. draining of wetlands b. deforestation c. all of these significantly contribute to flooding d. paving surfaces for roads and parking e. building codes

Answers

Building codes are also important in preventing flooding, as they can dictate proper land use, elevation requirements, and other measures that can mitigate the risk of flooding. Therefore, all of these human actions or features significantly contribute to flooding.

All of the human actions or features mentioned - draining of wetlands, deforestation, paving surfaces for roads and parking, and building codes - significantly contribute to flooding. When wetlands are drained, the natural ability of the land to absorb and store water is reduced, which can lead to increased runoff and flooding. Deforestation can lead to increased erosion and runoff, further contributing to flooding. Paving surfaces for roads and parking can reduce the amount of land available to absorb water, leading to increased runoff and flooding. Building codes are also important in preventing flooding, as they can dictate proper land use, elevation requirements, and other measures that can mitigate the risk of flooding. Therefore, all of these human actions or features significantly contribute to flooding.

To know more about flooding visit:

https://brainly.com/question/29417169

#SPJ11

what was the main reason scientists objected to alfred wegener's idea of continental drift?

Answers

Alfred Wegener's theory of continental drift proposed that the continents were once joined together in a supercontinent called Pangaea and had drifted apart over time.

Although his theory was based on strong evidence, such as the matching of coastlines and rock formations, the main reason why scientists objected to it was the lack of a convincing mechanism for the movement of continents. During Wegener's time, there was no knowledge of the Earth's mantle, and the only known forces were gravity and the tides. Therefore, scientists found it hard to accept his theory because it lacked a sound explanation for the cause of the movement of continents. It was not until the 1960s when the theory of plate tectonics emerged, which provided a mechanism for the movement of continents and supported Wegener's original idea. In conclusion, the main reason why scientists objected to Wegener's theory of continental drift was the lack of a convincing mechanism for the movement of continents, which was eventually explained by the theory of plate tectonics.

To know more about  continental drift visit:

https://brainly.com/question/15187534

#SPJ11

on a synoptic weather chart, what are the lines connecting areas of the same barometric pressure called?

Answers

On a synoptic weather chart, the lines connecting areas of the same barometric pressure are called isobars.

Isobars are lines on a synoptic weather chart that connect points or areas of equal atmospheric pressure. These lines help meteorologists analyze and interpret the spatial distribution of pressure patterns across a given region. Isobars are typically depicted as closed curves or lines, and their spacing and shape provide valuable information about the atmospheric conditions.

The closer the isobars are to each other, the steeper the pressure gradient, indicating stronger winds and more intense weather systems. Isobars that form concentric circles are associated with high-pressure systems, while isobars with elongated shapes or irregular patterns often indicate areas of low pressure or frontal systems.

By observing the isobars, meteorologists can identify areas of high and low pressure, track the movement of weather systems, and predict atmospheric conditions such as wind direction, speed, and the likelihood of precipitation.

To learn more about isobars click here

brainly.com/question/12693955

#SPJ11

Exactly one-half of the surface area of the Earth is in sunlight during
a. either equinox only.
b. the winter solstice only.
c. the summer solstice only.
d. any day of the year.
e. 1 January

Answers

During either equinox (spring or autumn), exactly one-half of the Earth's surface is in sunlight. (Option a)

This occurs because, during equinoxes, the tilt of the Earth's axis is such that the Sun's rays directly hit the equator, dividing the Earth into equal halves of day and night. On these specific days, the terminator line, which separates the illuminated hemisphere from the dark hemisphere, aligns with the poles, resulting in equal lengths of daylight and darkness across the globe.

For all other days of the year, the tilt of the Earth's axis causes varying portions of the surface to be in sunlight, resulting in unequal lengths of daylight and darkness.

Learn more about equinox

https://brainly.com/question/30559380

#SPJ4

Other Questions
in a study of breast cancer, a mother was considered exposed if she first gave birth at 30 years of age or older. among 1,628 mothers who were exposed, 31 subsequently developed breast cancer. among the 4,450 mothers who first gave birth before the age of 30, 65 subsequently developed breast cancer. what was the incidence of breast cancer in the unexposed group (i0) per 1,000? abc analysis uses a single criterion to classify skus from most important to least important. (true or false) despite concerns raised by her constituents, a member of the house of representatives votes in favor of a bill, believing that in the long term it is in the best interest of her constituents. this is an example of which of the following models of representation? why do dna loops form near the core promoter in order for transcription to begin? the main purpose of hospice care is quizlet how would the hydrograph of a large rainstorm change after urbanization of an area? When a genotype is _________ some individuals with the genotype do not have the associated phenotype Coordination chemistry has found widespread importance in medicine. One compound that is often used to to remove toxic elements (poisons such as Tl+) in the body is the salt [Fe(OH2)6]4[Fe(CN)6]3.Using this information which of the following statement is true.a) [Fe(CN)6]4- has a low-spin Fe2+ ion in an octahedral geometry. This anion allows for exchange of Tl+ with the Fe3+ in [Fe(OH2)6]3+ by releasing [Tl]4[Fe(CN)6] in the urine.b) [Fe(OH2)6]3+ has a low-spin Fe3+ ion in an octahedral geometry. This anion allows for exchange of Tl+ with the Fe3+ in [Fe(OH2)6]3+ by releasing [Tl]4[Fe(CN)6] in the urine.c) [Fe(OH2)6]4[Fe(CN)6]3 works by exchanging the toxic Tl+ ion with the [Fe(CN)6] ion and releasing the toxic [Tl]3[Fe(OH2)6] in the urine.d) [Fe(OH2)6]2+ has a low-spin Fe2+ ion in an octahedral geometry. This allows for exchange of Tl+ with the Fe2+ in [Fe(OH2)6]2+ by releasing [Tl]3[Fe(CN)6] in the urine. without adequate vitamin k, blood does not clot properly and bleeding problems can develop.T/F true or false? frequency analysis is the basic tool for breaking most classical ciphers, but is not effective against modern methods of cryptography. What is the difference between 30% interest charged for a payday loan and a 30% APR on a credit card? What do you do in anatomy and physiology 2 lab? an indestructible bullet 2.00 cm long is fired straight through a board that is 10.0 cm thick. the bullet strikes the board with a speed of 420 m/s and emerges with a speed of 280 m/s. (a) what is the average acceleration of the bullet through the board? balance is the least important kind of exercise for all age groups. true or false ? Which of the following is usually NOT included in a first-cut design class diagram?a. Initial value information for attributes c. Method signaturesb. Attribute types d. Navigation visibility arrows Which muscle will shorten when the shoulders are constantly hunched forward which two ratios do lenders use to estimate the maximum affordability of housing expenses? What did Flame do after Darkstalker healed the scars on his face in the Wings of Fire write a story no more than 200 words about " A Painful Lesson " an exchange of products between two parties under two distinct contracts expressed in monetary terms is