Chapter 7 Vocabulary Quiz

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Across
  1. 3. a tool that does work
  2. 6. a combination of two or more separate simple machines that work together
  3. 7. a simple machine with a bar used to lift or move an object
  4. 8. a simple machine that has a bar and wheel that turn to move an object
  5. 10. a simple machine with two inclined planes that is used to separate objects, lift an object, or hold an object in place
Down
  1. 1. the support joint on which a lever pivots
  2. 2. any of the basic mechanical devices used for applying force
  3. 4. a simple machine with a rope and grooved wheel used to lift an object
  4. 5. a simple machine that has a slanted surface that is used to move an object upward
  5. 9. a simple machine with an inclined plane wrapped around a wheel and axle that is used to hold object together