Energy

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Across
  1. 3. energy that can be used for a long time without damage.
  2. 6. panels devices that change sunlight into electricity.
  3. 8. energy that comes from the sun.
  4. 9. machines that produce energy using wind or water.
Down
  1. 1. energy produced from water.
  2. 2. energy that does not run out.
  3. 4. energy from organic materials like plants and waste.
  4. 5. natural materials people use.
  5. 7. energy that does not pollute the environment.