Simple Machine Summative Review

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Across
  1. 3. A rigid bar that pivots around a fixed point.
  2. 5. A machine that changes force without changing magnitude.
  3. 8. A ramp is an example of this machine.
  4. 10. A lever class where the fulcrum is between effort and load.
  5. 12. A circular object that rotates around a rod or axle.
  6. 13. A set of connected parts that work together.
  7. 14. A device that reduces the amount of force needed to do work.
  8. 17. The force you apply to a machine.
Down
  1. 1. A lever class where the effort is between fulcrum and load.
  2. 2. The force the machine must overcome.
  3. 4. Pulling something upward using a rope and wheel.
  4. 6. A wheel with a rope that changes the direction of force.
  5. 7. plane A flat, slanted surface used to lift objects with less force.
  6. 9. A simple machine made of two inclined planes back-to-back.
  7. 10. The pivot point of a lever.
  8. 11. A lever class where the load is between fulcrum and effort.
  9. 13. A spiral-shaped inclined plane wrapped around a cylinder.
  10. 15. A machine that is a combination of two or more simple machines.
  11. 16. ratio showing how many times a machine multiplies force.