Physics

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Across
  1. 2. / temperature difference between objects
  2. 3. / electrical current flow
  3. 5. / how much energy is usefully transferred
  4. 6. / to scatter in all directions or to use wastefully
  5. 8. Potential Energy / energy stored in a stretched spring, elastic band
Down
  1. 1. / force acts upon an object
  2. 4. / electromagnets waves or sound
  3. 7. energy / energy stored by a moving object