Forms Of energy

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Across
  1. 1. That which is needed to do work
  2. 4. Energy produced by a machine or moving part
  3. 5. Energy that can be sensed by the eye
Down
  1. 1. Energy produced by a power source
  2. 2. Energy that travels as waves through the air or water and vibrates the eardrum upon contact.
  3. 3. Energy that causes a change in temperature