Energy

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Across
  1. 2. a material that contains energy
  2. 5. a form of energy that is warm
  3. 6. to change into something else
  4. 9. a form of energy that doesn't sit still
Down
  1. 1. the place where most of our energy comes from
  2. 3. a form of energy that you can see
  3. 4. the preserved remains of plants and animals that lived long ago
  4. 7. a stored energy source that keeps things alive
  5. 8. it makes things happen