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5 Written questions

5 Matching questions

  1. Loss
  2. Newtons
  3. Watt
  4. SCREW
  5. Simple Machines do 3 things to the force we apply when working
  1. a 1)change direction of force; 2)make the force greater; 3)make the force less
  2. b You have to exert the force for a longer period of time & for a longer distance
  3. c how force is measured
  4. d how power is measured (1 joule per second)
  5. e Simple: threaded bolt & nut, screw, spiral staircase

5 Multiple choice questions

  1. Simple: ramp
  2. Compound: wedge, lever
  3. a push or pull
  4. a machine with only one kind of movement
  5. Simple: window blind rope, flagpole rope

5 True/False questions

  1. Fulcrumthe place where a lever pivots


  2. LEVERa measure of distance


  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. MeterSimple: claw of hammer, bottle opener


  5. WEDGE= F x D (the force that makes something move times the distance that it moves)