Machines

12345678910111213
Across
  1. 2. An inclined plane that is wrapped in a sprial
  2. 5. machine A device that makes work easier
  3. 7. the rate at which work is do
  4. 8. & axle Two circular objects of different sizes
  5. 9. plane A simple machine that is a straight , slanted surface
  6. 12. A double inclined plane that moves
  7. 13. Involves friction
Down
  1. 1. A simple machine conssiting of a grooved wheel that holds a rope or cable
  2. 3. machine a combination of two or more simple machines that operate together
  3. 4. Occurs when a force causes an object to move in the direction of the force
  4. 6. advantage The number of times a machine multiplies the input force
  5. 10. A simple machine that a fulcrum
  6. 11. Involves no friction