Physics - Energy

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Across
  1. 3. energy from the sun
  2. 6. an electrical generating station
  3. 7. produced by the internal heat of the earth
  4. 9. machine for producing continuous power
  5. 10. clean long lasting energy
Down
  1. 1. a natural fuel such as coal or gas
  2. 2. neither liquid or solid
  3. 4. generate electricity using water
  4. 5. to illuminate
  5. 8. structure where fissile material is made to react chemically