Other questions in this quiz

2. How were the oceans formed?

  • the first atmosphere cooled and water vapour condensed
  • it rained and filled where the oceans are now

3. In a limited supply of air Coal burns to form...

  • Soot
  • Carbon Monoxide
  • Carbon Dioxide

4. The Earth's atmosphere was probably formed by ...

  • Volcanic Activity
  • The big bang
  • The heat from the sun

5. Elements are made of

  • atoms
  • electrons
  • cells
  • molecules

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