Simple Machines

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Across
  1. 4. , a force that makes it hard to move something against something else
  2. 7. , the shape a screw has
  3. 8. ,a simple _______ makes work easier
  4. 11. , the force applied to a simple machine to move a load
  5. 13. , two inclined planes back to back against each otherteeth, a type of wedge that cuts through meat
  6. 14. , a type of inclined plane wrapped around a central core
  7. 16. , a rod that helps a wheel move
  8. 17. , a seesaw is an example of this simple machine
  9. 18. , an _______ plane can help you move heavy objects from one level to another.
Down
  1. 1. , the amount of resistance produced when 2 objects rub together
  2. 2. , a fixed point for a lever
  3. 3. , the object or objects being moved by a machine
  4. 5. , the moving of an object over a distance
  5. 6. , can move something from a low area to a high one
  6. 7. , machine, a machine with few or no moving parts
  7. 9. , a wedge used to cut wood
  8. 10. , a wedge can _________ things
  9. 12. , a push or pull
  10. 15. , a simple machine that turns around is a _________ and axle