Science Vocab Words

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Across
  1. 3. a simple machine made up of a bar that pivots, or rotates, about a fixed point
  2. 8. plane- a simple machine consisting of a ramp, or a flat, sloped surface
  3. 9. the rate at which work is done
  4. 11. the ratio of a machine's output work to its input work
  5. 12. a simple machine made up of a grooved wheel with a rope or cable wrapped around it
Down
  1. 1. a simple machine consisting of a sloped surface that moves
  2. 2. advantage the ratio of a machine's output force produced to the input force applied
  3. 4. a simple machine consisting of an inclined plane wrapped around a cylinder
  4. 5. and axle a simple machine made up of an axle attached to the center of a wheel and both rotate together
  5. 6. the point about which a lever pivots
  6. 7. machine a type of machine that does work using only one movement
  7. 10. the transfer of energy to an object by a force that makes an object move in the direction of the force. Work is only being done while the force is applied to the object