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Technology 1-2 ESO – Unit 11 NON-RENEWABLE SOURCES OF ENERGY extra activities

1  –  Watch the video on “Nuclear Reaction” and answer:

  • a)  What is nuclear fission?
  • b)  What happens when a neutron travelling with enough velocity collides with an uranium 235 nucleus?
  • c)  What is necessary for the reaction to be “self-sustaining”?

2  –  Watch the video on “Coal” and answer:

  • a)  What is coal made of?
  • b)  How was coal made?
  • c)  What is anthracite?
  • d)  How is coal extracted from the earth?
  • ) e How is coal converted to electricity?
  • f)  What are the concerns with coal?
  • g)  Why is coal so polluting?

3  –  Watch the video on “Oil” and answer:

  • a)  What is oil made of?
  • b)  How was oil made?
  • c)  How is oil extracted from the earth?
  • d)  What happens in the refinery?
  • e)  What are the uses of oil?
  • f)  What are the concerns with oil?

4  –  Watch the video on “Natural gas” and answer:

  • a)  What is natural gas made of?
  • b)  How was natural gas made?
  • c)  What is “wet gas”?
  • d)  What is “associated gas”?
  • e)  What are four steps to remove impurities?
  • f)  In what two ways does natural gas contribute to climate change?