Other questions in this quiz

2. What does the Greenhouse gas effect do to our atmosphere?

  • Increases it's temperature
  • Decreases it's temperature
  • Adds more chemicals to it
  • Makes it cleaner

3. What was constantly bombing the Earth around 4.5 billion years ago?

  • Stars
  • Meteors
  • Atomic bombs
  • Fireworks

4. What happened to temperatures later?

  • They began to cool
  • They began to rise
  • They stayed the same

5. The tiny amount of which chemical has kept the Earth warm enough to support life?

  • Oxygen
  • Hydrogen
  • Carbon Dioxide (CO2)
  • Nitrogen

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