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5 Written Questions

5 Matching Questions

  1. WEDGE
  2. Compound Machine
  3. PULLEY
  4. Meter
  5. Loss
  1. a You have to exert the force for a longer period of time & for a longer distance
  2. b a machine that combines 2 or more simple machines to do one job
  3. c Simple: knife, axe head
  4. d Simple: window blind rope, flagpole rope
  5. e a measure of distance

5 Multiple Choice Questions

  1. Compound: wheel & axle, pulley, lever
  2. = F x D (the force that makes something move times the distance that it moves)
  3. 1)change direction of force; 2)make the force greater; 3)make the force less
  4. a change of position
  5. a force that resists sliding motion

5 True/False Questions

  1. Foot-poundsthe measure of work; 1 pound of work to move something 1 foot

          

  2. GravityYou use less force to move something with a simple machine than if you didn't have it

          

  3. WattCompound: wedge, lever

          

  4. GainsCompound: wheel & axle, pulley, lever

          

  5. Simple Machinea machine that combines 2 or more simple machines to do one job

          

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