What is the ozone layer?
QZ 8: Air Pollution

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Science
•
6th - 8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
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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