Earth Science Final Exam Review 1

a mixture of gases that surround the earth

• thermosphere
• Troposphere
• Atmosphere
• Ozone Layer

The atmosphere is made up primarily of this gas:

• Nitrogen

• Oxygen

• Carbon Dioxide

• Water Vapor

Which layer of the atmosphere has weather?

• troposphere

• stratosphere

• mesosphere

• thermosphere

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What does the earth's atmosphere do?

• help to regulate the temperature on Earth
• Help UV rays to reach the Earth's surface
• Creates meteors in the sky
• Keep ocean waters cold

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What is the function of the ozone layer?

• to allow UV rays to get to Earth
• to block UV rays from getting to Earth
• To keep oxygen in
• to allow meteors to get to Earth

What is the greenhouse effect?

• The warming of a planet due to trapped heat (infrared rays).

• The cooling of Earth due to air pollution.

• The heating of a solid, such as a rock.

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Without the Greenhouse Effect the Earth would be

• warm 
• cold
• dead

Where does most of Earth’s energy come from?

• Moon

• Sun

• Mars

• Electricity

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What reflects the sun’s energy?

• Clouds

• Earth

• Moon

• My cell phone

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What absorbs the sun’s energy?

• ground

• trees

• humans

• all of the above

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