How Is The Existence Of Earth’S Unique Atmosphere Explained

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How Is The Existence Of Earth’s Unique Atmosphere Explained?

How is the existence of Earth’s unique atmosphere explained? … It reaches Earth’s surface where some is reflected and some is absorbed.

How do you describe Earth’s atmosphere?

Earth’s atmosphere is a layer of gases surrounding the planet Earth and retained by the Earth’s gravity. It contains roughly 78% nitrogen and 21% oxygen 0.97% argon and carbon dioxide 0.04% trace amounts of other gases and water vapor. This mixture of gases is commonly known as air.

What is the best description of the earths rotation over its entire history?

What is the best description of the Earth’s rotation over its entire history? It has slowed down very gradually at about . 0015 seconds per century. At what phase are the tides least noticeable?

How does the Earth’s atmosphere impact life?

The atmosphere protects life on earth by shielding it from incoming ultraviolet (UV) radiation keeping the planet warm through insulation and preventing extremes between day and night temperatures. The sun heats layers of the atmosphere causing it to convect driving air movement and weather patterns around the world.

Which of the following layers is unique only to Earth when compared to the other terrestrial planets?

Test 2 (190-253)
Question Answer
217. Which of the following layers of the earth is unique among the terrestrial planets? hydrosphere
218. Which major atmospheric component is chiefly a product of life processes? oxygen
219. Clouds form primarily at the boundary between the troposphere and the stratosphere.

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Which answer best describes Earth’s atmosphere?

Which answer best describes Earth’s atmosphere? Mostly Nitrogen with about 21% oxygen.

What is the importance of Earth’s atmosphere?

The atmosphere protects life on earth by shielding it from incoming ultraviolet (UV) radiation keeping the planet warm through insulation and preventing extremes between day and night temperatures. The sun heats layers of the atmosphere causing it to convect driving air movement and weather patterns around the world.

What makes the Earth unique?

Earth is one special planet. It has liquid water plate tectonics and an atmosphere that shelters it from the worst of the sun’s rays. … The fact that Earth hosts not just life but intelligent life makes it doubly unique.

Why is the Earth known as a unique planet?

Earth is the only known planet of the solar system which supports life. Earth has oxygen water and temperature. … All these conditions which are supporting life like presence of water and air in a good proportion presence of life supporting gas and balanced temperature make earth a unique planet.

Which of the following is unique about Earth among the terrestrial planets?

Terms in this set (13) The Earth is unique among the Terrestrial planets because it has liquid water on its surface and life that is aware living on it. The density of the surface rocks is lower than the overall density of the Earth. Therefore the more dense rocks must be in the interior.

How does the atmosphere make conditions suitable for living things essay?

The atmosphere blocks out harmful rays from the sun. … Gases in the atmosphere also hold in heat. The Earth’s average temperatures would fall below the freezing point of water without atmospheric gases to hold enough heat. The balance between blocked radiation and radiation allowed to reach the Earth makes life possible.

How does the atmosphere protect life on Earth Check all that apply?

The atmosphere also protects living things on Earth from the sun’s harmful ultraviolet radiation. The atmosphere also helps to sustain life of Earth. It provides oxygen for humans and animals to breathe and carbon dioxide for plants.

What are the unique characteristics of earth that allow the existence of life?

It is the right distance from the Sun it is protected from harmful solar radiation by its magnetic field it is kept warm by an insulating atmosphere and it has the right chemical ingredients for life including water and carbon.

Which of the aforementioned unique characteristics of earth do u like the most and why?

Answer: Explanation: The Earth rotates on its axis at a constant tilt. Earths rotation on its axis at a constant tilt provides changes in season in the different part of the country.

What are some of the things that make Earth unique in the solar system?

While Earth is only the fifth largest planet in the solar system it is the only world in our solar system with liquid water on the surface. Just slightly larger than nearby Venus Earth is the biggest of the four planets closest to the Sun all of which are made of rock and metal.

What is the main function of atmosphere?

The atmosphere of Earth protects life on Earth by creating pressure allowing for liquid water to exist on the Earth’s surface absorbing ultraviolet solar radiation warming the surface through heat retention (greenhouse effect) and reducing temperature extremes between day and night (the diurnal temperature variation …

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Which term best describes how the Earth’s atmosphere is heated Brainly?

Answer: The sun heats earth’s atmosphere unevenly. this causes convection currents to move in large circles in the atmosphere.

Which of the following best describes the principal way in which Earth’s atmosphere is heated?

Which of the following best describes the principal way in which Earth’s atmosphere is heated? Earth absorbs short-wave radiation from the Sun and radiates long-wave radiation which is absorbed by the atmosphere.

What is the significance of the atmosphere on the earth as compared to other planets?

The significance of earth atmosphere is more as comparet to other planets as it protects us from harmful ultra violet rays of sun and it covers the earth like a blanket. It also helps in maintaining the earth’s temperature.

How is the atmosphere of the Earth different from that of other planets?

The main difference between the Earth’s atmosphere and the one of other planets (such as Venus and Mars) is that about 21% of it is composed by oxygen. Oxygen is a key element to sustain any complex life form on the planet. … Both produce oxygen by means of photosynthesis.

What is the Earth’s atmosphere composed of and why is it important?

The atmosphere is a mixture of gases that surrounds the planet. The gases in the atmosphere include nitrogen oxygen and carbon dioxide. The atmosphere supports life and is also needed for the water cycle and weather.

What are the five reasons that make the planet Earth unique?

Answer Expert Verified
  • it is the only planet which has life.
  • it is the only planet which has a normal atmosphere.
  • it is the only planet to have water.
  • earth is the most beautiful planet in the solar system.
  • it nor too near nor too far from the sun by which we have moderate climate conditions.

How can you say that Earth is a unique planet?

Earth is unique because it is the only planet which exists life.It has air water soil and all the other things which a human needs to survive.It is the third nearest planet from the sun so it is neither too hot nor too cold..

What makes the Earth a unique planet Class 9?

Answer: The earth is so for the only planet which consists of life- system. It is due to its ideal average temperature of 17°C to support the life and provide with atmosphere and hydrosphere to impart air and water essential for life.

Why is Earth considered a unique planet Class 7?

The Earth is known as a unique planet as life exists on it. … The Earth has an atmosphere which is made up of gases like oxygen nitrogen and carbon dioxide. While the Ozone layer prevents the harmful rays of the Sun from entering into the Earth carbon dioxide traps the Sun’s heat keeping the planet warm.

Why is the earth called a unique planet Class 6 short answer?

The earth is called a unique planet because: It is the only planet which has favorable conditions that support life. It is neither too hot nor too cold. It has water and air which are very essential for our survival.

What is unique about the earth and the moon?

It is also the only astronomical object other than the Sun that influences processes on Earth (think: tides … but not earthquakes or volcanic eruptions). Even our Moon’s birth sets it apart.

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Which is one way the Earth’s atmosphere supports life?

The atmosphere also helps to sustain life of Earth. It provides oxygen for humans and animals to breathe and carbon dioxide for plants. Through the hydrological (precipitation) cycle plants and animals receive the water they need to survive. The atmosphere can also affect us in negative ways.

How is atmosphere important for us short answer?

It is very essential for life on earth. Complete Answer: The atmosphere contains the air that we breathe protects us from the harmful radiation of the Sun helps to keep the planet’s heat on the surface and plays a very important role in the water cycle.

What are especially important properties of the Earth’s atmosphere that allows life to proliferate?

Atmospheric gases especially carbon dioxide (CO2) and oxygen (O2) are extremely important for living organisms.

How does the atmosphere protect life on Earth Brainly?

The atmosphere protects life on Earth by absorbing ultraviolet solar radiation and reducing temperature extremes between day and night.

How does the atmosphere protect life on Earth quizlet?

How does the Atmosphere protect life on Earth? The Atmosphere protects and contols the temperature on the surface of the Earth. It absorbs or reflects the radiation from the sun and the “Greenhouse Effect” helps to control the temperature on Earth.

Why does the atmosphere help sustain protect life on the Earth surface Brainly?

The atmosphere blocks out harmful rays from the sun. The ozone layer which lies in the stratosphere 11 to 50 kilometers from the Earth’s surface blocks out many harmful forms of radiation. Without the ozone layer ultraviolet rays would destroy most life on Earth. Gases in the atmosphere also hold in heat.

How unique Earth is together with its perfect position in the solar system?

The Earth is a very unique planet compared to all planets that were discovered this is because the position of the Earth is really ideal because it isn’t too near or too far from the Sun that is important for sustaining life.

Which among the given factors makes Earth unique in maintaining its temperature suitable for life?

The Earth has a suitable climate for the existence of all forms of life because of moderate amount of carbon dioxide which is the driving factor for the survival of life forms. The temperature of planet Mercury ranges from 200°c below freezing to 375°c above.

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