Systems in Action Crossword

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Across
  1. 4. most common force meter
  2. 7. amount by which a machine can multiply an input force
  3. 9. force of attraction between 2 objects because of their mass
  4. 11. simple machine consisting of a sloping surface
  5. 13. simple machine consisting of 2 inclined planes together (sharp)
  6. 15. machine that requires the application of a single force to do work
  7. 16. point at which a lever is supported
  8. 17. simple machine where input force is in opposite direction to output force
  9. 19. any push or pull
Down
  1. 1. simple machine consisting of an inclined plane wrapped around a rod
  2. 2. amount of matter in an object
  3. 3. any mechanical system that reduces the force required to do work
  4. 5. ability to do work
  5. 6. group of physical parts to perform a function
  6. 8. measurement of the useful work done by a machine
  7. 10. simple machine made up of a rigid bar supported at 1 point
  8. 12. amount of force on an object due to gravity
  9. 14. force that opposes the relative motion of an object
  10. 18. force x distance