Chapter 3 : Energy

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Across
  1. 4. one of the three main types of fossil fuels
  2. 5. energy that keeps us warm and allows us to cook food
  3. 6. this energy can be easily transmitted by electrical conductors
  4. 8. stored energy found in objects placed at a height above the ground
  5. 9. energy sources that are weather dependent
  6. 13. a renewable energy suitable for use in Singapore
  7. 14. the ability to do work
  8. 15. energy that allows us to see objects
  9. 16. energy that allows us to hear and communicate
  10. 17. it is a stored energy which help us to do work
  11. 19. the energy that moving objects possess
Down
  1. 1. a type of fossil fuel which is made up of methane gas
  2. 2. name of the fuels that are non-renewable sources of energy
  3. 3. it is a form of potential energy stored in fuels, food and batteries
  4. 5. a renewable energy generated from running water
  5. 7. an oil that can be processed to make diesel, petrol and kerosene
  6. 10. it is a form of potential energy stored in stretched or compressed objects
  7. 11. a renewable energy found in plants and animals
  8. 12. non-renewable sources of energy will produce this gas
  9. 18. a clean energy that is free and will not run out