Simple Machines week 2

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Across
  1. 2. A grooved wheel with a rope that changes the direction of force (Slide 7)
  2. 3. and Axle This simple machine consists of a wheel connected to a central rod (Slide 6)
  3. 4. The pivot point around which a lever rotates (Slide 5)
  4. 5. Plane A slanted surface used to raise objects by increasing distance (Slide 2)
  5. 8. These spiral around a screw and determine the amount of force needed to turn it (Slide 4)
  6. 9. A type of inclined plane that splits or holds objects in place (Slide 3)
Down
  1. 1. The factor by which a machine multiplies the input force (Slide 1)
  2. 2. The distance between threads on a screw, impacting force requirements (Slide 4)
  3. 6. A measure of how much work input becomes useful work output (Slide 9)
  4. 7. A stiff bar that moves around a fulcrum to lift or move objects (Slide 5)