Other questions in this quiz

2. What happened at phase one?

  • Oxygen was formed
  • Volcanoes gave out gases
  • Complex organisms evolved
  • Green Plants evolved and gave out oxygen

3. The early atmosphere was mainly made out of what?

  • Nitrogen
  • Carbon Dioxide
  • Water Vapour
  • Oxygen

4. What was the earth like originally for millions of years?

  • Lava
  • Molten
  • Full of volcanoes
  • made up of CO2

5. The oceans formed when the water vapour ____________ when the earth cooled

  • condensed
  • evaporated
  • Became water
  • dried

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