Atmosphere Layers

Atmosphere Layers

Assessment

Flashcard

Science

7th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the Troposphere?

Back

The lowest layer of the atmosphere where weather occurs and where humans, plants, and animals live.

2.

FLASHCARD QUESTION

Front

What is the Stratosphere?

Back

The layer above the Troposphere, containing the ozone layer which protects the Earth from harmful UV radiation.

3.

FLASHCARD QUESTION

Front

What is the Mesosphere?

Back

The layer above the Stratosphere, where temperatures decrease with altitude and meteors burn up upon entering this layer.

4.

FLASHCARD QUESTION

Front

What is the Thermosphere?

Back

The layer above the Mesosphere, characterized by high temperatures and the presence of the ionosphere, where auroras occur.

5.

FLASHCARD QUESTION

Front

What is the Exosphere?

Back

The outermost layer of the atmosphere, where the atmosphere thins out and merges with outer space.

6.

FLASHCARD QUESTION

Front

What is the Ozone Layer?

Back

A region within the Stratosphere that contains a high concentration of ozone (O3) and absorbs most of the Sun's harmful ultraviolet radiation.

7.

FLASHCARD QUESTION

Front

What are CFCs?

Back

Chlorofluorocarbons, chemicals that were used in refrigeration and aerosol sprays, which deplete the ozone layer.

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