Other Sciences

6th -

8thgrade

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Atmosphere

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20 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt
    How are the layers of the atmosphere classified?
    Density
    Gases
    Humidity
    Temperature
  • 2. Multiple Choice
    30 seconds
    1 pt
    The order of the layers of the atmosphere from space to the earth's surface.
    stratosphere, troposphere, mesosphere, thermosphere
    troposphere, thermosphere, stratotosphere, mesosphere
    troposphere, stratosphere, mesosphere, thermosphere
    troposphere, stratosphere, thermosphere, mesosphere
  • 3. Multiple Choice
    30 seconds
    1 pt
    What percentage of the earth's atmosphere is oxygen?
    78%
    28%
    71%
    21%
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