• 1. 
    Earth has several natural satellites.

  • TRUE
  • FALSE
  • 2. 
    Earth’s atmosphere is composed of nearly 100 layers.

  • TRUE
  • FALSE
  • 3. 
    Nitrogen is very rare in Earth’s atmosphere.

  • TRUE
  • FALSE
  • 4. 
    Life began on Earth soon after the planet was formed.

  • TRUE
  • FALSE
  • 5. 
    The Pacific plate is the fastest-moving of the Earth’s plates.

  • TRUE
  • FALSE
  • 6. 
    Because of volcanic action, Earth is constantly getting bigger.

  • TRUE
  • FALSE
  • 7. 
    Earth’s interior has four major layers.

  • TRUE
  • FALSE
  • 8. 
    Earth is a giant magnet.

  • TRUE
  • FALSE
  • 9. 
    Earth has geomagnetic poles.

  • TRUE
  • FALSE
  • 10. 
    Earth’s stratosphere is very cold.

  • TRUE
  • FALSE
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