Energy

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Across
  1. 2. the abbreviation for Light Emitting Diode, an electronic part similar to a lamp
  2. 4. a 3D glass object that is used to split white light into seven colours
  3. 8. a device that makes use of expansion to take the temperature
  4. 10. the property of light that allows light to be blocked
  5. 12. a renewable energy source that uses the sun
  6. 15. the process that is used by plants to make their own food
  7. 16. another word for heat
  8. 17. the opposite of positive
  9. 20. energy to do with movement
  10. 21. a type of electrical wire that has clips at both ends
  11. 23. an energy source that is used to make petrol to power cars
  12. 24. an energy source that is used in fire places
Down
  1. 1. the type of energy in a banana
  2. 3. these things are found in most bathrooms and bounce (reflect) light back
  3. 5. the scientific word for bending light
  4. 6. the type of energy that we use by plugging in to a power point
  5. 7. the main type of energy coming out of a trumpet
  6. 9. a part used in an electrical circuit. It converts chemical energy to electrical energy.
  7. 11. an energy source that is used to create a flame on some stove tops
  8. 13. a property of thermal energy that makes crayons turn into a liquid when heated
  9. 14. an energy source that is used to make sail boats move
  10. 15. energy that is stored
  11. 18. a property of thermal energy that makes train tracks buckle on hot days, unless they have a gap in the rail
  12. 19. most of Australia‘s energy comes from this source
  13. 22. Energy is the ability to do______.