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REVISION

REVISION. PIG. What two types of energy can the human body detect that comes from the Sun?. What is the energy transfer on a photocell?. What type of current is made by a photocell and how do electrons move in it?. How do solar cookers work. Explain how generators work (3).

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REVISION

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  1. REVISION

  2. PIG

  3. What two types of energy can the human body detect that comes from the Sun?

  4. What is the energy transfer on a photocell?

  5. What type of current is made by a photocell and how do electrons move in it?

  6. How do solar cookers work

  7. Explain how generators work (3)

  8. Pushing the magnet into the coil produces a current. Name two ways that the current made could be increased

  9. Explain how a power station works?

  10. What are the three fossil fuels?

  11. Which appliance would cost the most, explain your answer Heater 3kW – on for 1.5hours Fridge 2kW – on for 3 hours

  12. Give one advantage & one disadvantage of using nuclear fuel

  13. Which fuel type produces methane gas?.

  14. A3KW chip pan is on for 2 hours a week.If each unit of electricity costs 4p what is the total cost of using it?

  15. Name the three types of nuclear radiation and say what material stops each one

  16. Five two examples of useful uses of radiation?

  17. What does ionising mean?

  18. What is background radiation and give two examples of where it comes from

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