QZ 8: Air Pollution

QZ 8: Air Pollution

Assessment

Flashcard

Science

6th - 8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the ozone layer?

Back

A protective layer in the Earth's stratosphere that absorbs most of the Sun's harmful ultraviolet (UV) radiation.

2.

FLASHCARD QUESTION

Front

What are CFCs?

Back

Chlorofluorocarbons, man-made compounds that can deplete the ozone layer.

3.

FLASHCARD QUESTION

Front

How do CFCs damage the ozone layer?

Back

CFCs release chlorine atoms in the stratosphere, which react with ozone (O3) molecules, leading to ozone depletion.

4.

FLASHCARD QUESTION

Front

What are two ways to reduce air pollution?

Back

Burn less fossil fuels and use alternative transportation like walking or biking.

5.

FLASHCARD QUESTION

Front

What does the ozone layer protect us from?

Back

It protects us from harmful ultraviolet (UV) rays from the Sun.

6.

FLASHCARD QUESTION

Front

What is smog?

Back

A type of air pollution that reduces visibility, often caused by a mixture of smoke and fog.

7.

FLASHCARD QUESTION

Front

What is air pollution?

Back

The presence of harmful substances in the air that can affect health and the environment.

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