Alternative energy vocabulary

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Across
  1. 2. energy, energy of motion
  2. 4. amount of work done on a body by one Newton force that moves the body over a distance of one meter
  3. 5. unit of power of one joule per second
  4. 6. average kinetic energy of matter
  5. 7. unit of current
Down
  1. 1. unit of electrical potential difference
  2. 2. one thousand watts
  3. 3. energy, what could happen