
Ozone Layer and CFCs Impact
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary reason ozone in the troposphere is considered harmful?
It causes global warming.
It destroys lung tissues.
It increases humidity.
It blocks sunlight.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is ozone formed in the stratosphere?
By the reaction of nitrogen and oxygen.
Through the breakdown of water vapor.
Through the condensation of water droplets.
By UV radiation breaking apart oxygen molecules.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What types of UV radiation does the ozone layer protect us from?
UVA and UVB
UVA and UVC
UVB and UVC
All types of UV radiation
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are CFCs primarily composed of?
Sulfur, nitrogen, and carbon
Nitrogen, oxygen, and argon
Carbon, chlorine, and fluorine
Carbon, hydrogen, and oxygen
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the initial perception of CFCs when they were first introduced?
They were believed to be unstable.
They were thought to be wonder chemicals.
They were considered highly reactive.
They were seen as harmful pollutants.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when UV light interacts with a CFC molecule?
It forms a new CFC compound.
It breaks off a chlorine atom.
It creates a new ozone molecule.
It releases nitrogen gas.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the reaction of chlorine with ozone in the stratosphere problematic?
It leads to the formation of acid rain.
It causes an increase in atmospheric pressure.
It results in the depletion of ozone molecules.
It creates harmful gases.
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