Changes in Form

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Across
  1. 3. the ability to do work that comes from something moving
  2. 4. the requirements used to make a decision or judgement
  3. 5. energy is the ability to do work that is built up and waiting to be used
  4. 7. the energy of moving electrical charges
Down
  1. 1. a machine built to do a certain function or job
  2. 2. the movement of thermal energy
  3. 3. is anything you use to make or build something
  4. 6. a type of energy that travels in a straight line until it strikes an object
  5. 8. change from one form to another