Work, Power, and Simple Machines

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Across
  1. 2. lever that kids sit on; often found on a playground
  2. 4. type of simple machine that is spiral shaped and pulls two things together
  3. 8. wedge used for chopping wood
  4. 9. wedge used for cutting food
  5. 11. a push or pull that changes the motion or shape of an object
  6. 12. inclined plane that is often found on a playground
  7. 14. a sloping surface that makes it easier to move objects to a higher or lower place
  8. 15. type of simple machine that is made of a wheel with a rope or chain
Down
  1. 1. type of simple machine that is made of a wheel attached to a rod
  2. 3. the result of force moving an object
  3. 4. number of different types of simple machines
  4. 5. a simple machine used to separate something; made up of two inclined planes
  5. 6. wheel and axle device that is turned when you open a door
  6. 7. any device that helps us do work
  7. 10. fixed point on a lever that doesn't move
  8. 13. type of simple machine made up of a bar that moves on a fixed point, or fulcrum