Atmosphere Layers and Primary Gases Exercise

Atmosphere Layers and Primary Gases

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Atmosphere Layers and Primary Gases

Learn about the distinct layers of Earth's atmosphere and the primary gases that compose the air.

Questions

  1. MultiChoice

    What is the most abundant gas in Earth's atmosphere?

  2. MultiChoice

    Approximately what percentage of the atmosphere is nitrogen?

  3. MultiChoice

    Approximately what percentage of the atmosphere is oxygen?

  4. MultiChoice

    Which layer of the atmosphere is closest to Earth's surface?

  5. MultiChoice

    In which atmospheric layer does almost all weather occur?

  6. MultiChoice

    Which layer contains the protective ozone layer?

  7. MultiChoice

    Which gas do living animals require for cellular respiration?

  8. MultiChoice

    Nitrogen and oxygen combined make up roughly what percentage of Earth's dry air?

  9. MultiChoice

    Which layer is known as the coldest layer of the atmosphere?

  10. MultiChoice

    Which layer merges directly into outer space?

  11. MultiChoice

    What happens to air pressure as altitude increases in the atmosphere?

  12. MultiChoice

    Which noble gas makes up about 0.9% of Earth's atmosphere?