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. Volcanoes gave out lots of gases name the three main ones

  • Hydrogen
  • Helium
  • Carbon Dioxide, Water Vapour and Nitrogen
  • Carbon monoxide

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

  • dried
  • evaporated
  • condensed
  • Became water

5. When the Earth cooled down what happened?

  • dinosaurs came about
  • A crust was formed but volcanoes kept erupting
  • Plant life grew
  • oceans were formed


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