Forms of energy

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Across
  1. 3. It is the sum of the kinetic and potential Energy.
  2. 5. Can be natural or artificial.
  3. 6. Energy stored in the objects.
  4. 8. Energy released during a chemical reaction.
Down
  1. 1. It comes from a surface that produces vibrations.
  2. 2. This energy comes from a hot substance.
  3. 4. Objects have this energy when they are moving.
  4. 7. It provides power to machines.