Other questions in this quiz

2. What percentage of natural gas is methane

  • 3%
  • More than 90% of natural gas is methane
  • 40%

3. What is limestone made of?

  • The bodies of tiny sea creatures that fell to the bottom of the sea million of years ago
  • Molten rock

4. Non-renewable resources are ...

  • resources that will never run out
  • resources that exist in a fixed quantity in the Earth's crust (e.g. metallic and non-metallic minerals and fossil fuels). They will run out because they were formed over millions of years and we are using them up much faster
  • the only resources available

5. How common is carbon as an element in the Earth?

  • The twelfth most common element in the Earth
  • The sixteenth most common element in the Earth
  • The fourth most common element in the Earth.
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