Simple Machines

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Across
  1. 1. What do simple machines not use?
  2. 3. What type of simple machine is a lid a jar lid?
  3. 4. How many simple machines are there?
  4. 6. What type of simple machine is a Ferris wheel?
  5. 7. What type of simple machine is a See Saw?
  6. 9. Complex machines are made up of many simple ________.
  7. 10. What type of simple machine is a flagpole?
Down
  1. 2. What type of simple machine is a ramp?
  2. 5. What type of simple machine is the blade of an axe?
  3. 8. Simple machines make our lives __________.