Energy

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Across
  1. 4. Once this type of energy is used up, it cannot be replaced.
  2. 7. Solar energy comes from this.
  3. 8. When fossil fuels burn they release CO2; contributing to global warming and the _______ effect.
  4. 10. To collect oil some people work on oil _____.
  5. 11. Has a trunk
  6. 13. One disadvantage of renewable energy is that we cannot ______ it to use whenever we want.
  7. 15. The type of power formed when an atom is split.
  8. 17. Large marsupial
  9. 18. Wind spins around wind ________ in a wind farm which are connected to generators.
  10. 19. Flying mammal
Down
  1. 1. It has taken ______ of years for fossil fuels to form.
  2. 2. Light energy from the sun is absorbed by solar ______ which creates electrical charges.
  3. 3. The job completed to gather coal.
  4. 5. Man's best friend
  5. 6. _______ fuels are formed from the decomposed remains of plants and animals.
  6. 9. The resource used to power something.
  7. 12. Likes to chase mice
  8. 14. When coal is burned it creates ________ which we use to power many everyday appliances.
  9. 16. Solar, wind and ______ are examples of renewable energy.