Simple Machines

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Across
  1. 3. the ability (as of a tire or wheel) to stay on a surface without sliding
  2. 5. A combination of two or more simple machines that operate together.
  3. 7. the force exerted on an object by a machine
  4. 8. a device that changes the amount of force exerted or the direction in which the force is exerted
  5. 9. bar or board that rests on a support called a fulcrum.
  6. 11. a wheel that carries a flexible rope, cord, cable, chain, or belt on its rim.
  7. 14. a force that opposes motion between two surfaces that are in contact
  8. 15. a mechanism that converts rotational motion to linear motion,
Down
  1. 1. a sloping surface
  2. 2. an object that tapers to a thin edge.
  3. 4. made up of a circular frame
  4. 6. a unit of work equal to one newton-meter
  5. 10. the force exerted on a machine
  6. 12. A push or a pull on an object
  7. 13. When an object moves as a result of a push or a pull on an object