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5 Written questions

5 Matching questions

  1. Axe
  2. Work
  3. SCREW
  4. Power
  5. Gravity
  1. a the force of the Earth's attraction
  2. b the speed at which work is done
  3. c = F x D (the force that makes something move times the distance that it moves)
  4. d Simple: threaded bolt & nut, screw, spiral staircase
  5. e Compound: wedge, lever

5 Multiple choice questions

  1. a force that resists sliding motion
  2. Simple: door knob, windmill, screwdriver
  3. Simple: knife, axe head
  4. You use less force to move something with a simple machine than if you didn't have it
  5. a measure of distance

5 True/False questions

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


  2. Motiona change of position


  3. Simple Machines don't change the amount of workbut simple machines make it easier to do work OR do work that you could not do without the simple machine


  4. Forcewhen something moves in the direction that the force is acting


  5. INCLINED PLANESimple: ramp