Simple Machines

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Across
  1. 3. plane
  2. 5. is a mechanical device that changes the direction or magnitude of a force
  3. 7. an example of a wedge that can be used for vaccine shots
  4. 8. Lid example of a screw usually to hold something in a jar
  5. 9. a simple machine made of a rigid beam and a fulcrum
  6. 11. how many simple machines are there
Down
  1. 1. and Axle
  2. 2. a wheel on an axle
  3. 4. a mechanism that converts rotational motion to linear motion
  4. 6. use multiple pulleys to lift people upwards
  5. 10. is an example of a wedge