Other Sciences

9th -

12thgrade

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Earth and Life Science (Pre-test)

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60 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt
    Where is the ozone layer located and why is it important to life on Earth?
    The ozone layer is in the troposphere. It is important because of the greenhouse effect.
    The ozone layer is in the stratosphere. It protects Earth from ultraviolet radiation from the sun.
  • 2. Multiple Choice
    30 seconds
    1 pt
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    What are CFCs (chloroflorocarbons) dangerous to planet Earth?
    CFCs destroy the ozone layer which protects Earth from ultraviolet rays.
    CFCs 
  • 3. Multiple Choice
    30 seconds
    1 pt
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    Temperature has nothing to do with air pressure.
    True
    False
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