Chapter 4 Crossword

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Across
  1. 2. What is anything around which you imagine a boundary?
  2. 3. A device that changes the force of increases the motion for the input work.
  3. 5. What is many simple machines working together called?
  4. 7. What is the ratio of output work into input work?
  5. 8. What is the ability to cause change called?
  6. 10. How many main types of potential energy are there?
Down
  1. 1. A machine that does work with only one movement of a machine.
  2. 4. What is the rate at which energy is converted?
  3. 6. What is the ratio of output force into input force?
  4. 9. What is the Force applied through distance?