The Ozone Layer

The Ozone Layer

Assessment

Flashcard

Science

9th - 12th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the stratosphere?

Back

The second layer of the atmosphere, extending about 17-48 kilometers above the earth’s surface, containing a layer of gaseous ozone that filters out about 95% of harmful ultraviolet radiation.

2.

FLASHCARD QUESTION

Front

What is the troposphere?

Back

The innermost layer of the atmosphere, containing about 75% of the mass of earth’s air, extending about 17 kilometers above sea level.

3.

FLASHCARD QUESTION

Front

How many ozone atoms can a single chlorine atom break down?

Back

100,000

4.

FLASHCARD QUESTION

Front

What was the purpose of the Montreal Protocol?

Back

To ban the use of CFCs in order to make the ozone hole smaller.

5.

FLASHCARD QUESTION

Front

What does the ozone layer protect us from?

Back

Harmful UV rays from the sun.

6.

FLASHCARD QUESTION

Front

What are CFCs?

Back

Chlorofluorocarbons, chemicals that deplete the ozone layer.

7.

FLASHCARD QUESTION

Front

What is the main function of the ozone layer?

Back

To absorb the majority of the sun's harmful ultraviolet radiation.

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