Simple Machines

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Across
  1. 2. the mass that is moved by a simple machine
  2. 6. a ramp that makes work easier
  3. 8. can change the speed or direction of an object
  4. 9. a simple machine used to raise things
  5. 10. the point usually in the centre that a device turns on
  6. 11. solid rigid bar that can lift things when force is applied to it
  7. 12. a simple machine that is often used to push two things apart
Down
  1. 1. when two forces are equal
  2. 3. steepness of an inclined plane
  3. 4. the support or point where a lever turns
  4. 5. a device that does work- makes work easier
  5. 7. the force needed to move an object