Physics

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Across
  1. 4. Renewable
  2. 7. Combustion releases?
  3. 8. what creates air pollution?
  4. 10. What water based energy resource is least reliable?
Down
  1. 1. one type of fossil fuel?
  2. 2. One type of renewable source of energy?
  3. 3. type of energy that come from a source but wont run out?
  4. 5. Energy from sun is?
  5. 6. Engergy that comes from water?
  6. 9. Non renewable