Other questions in this quiz

2. What is the amount of oxygen in the air in the Earths early atmosphere?

  • 0.001%
  • little or no oxygen
  • 78%
  • 21%

3. What created the gases of in the early atmophhere?

  • sea water
  • Volcanos
  • Water vapoure
  • Vechiles

4. What can limestone make?

  • shoes
  • Glass
  • Carpet
  • stones

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