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5 Written questions

5 Matching questions

  1. Why are things with large handles easier to use?
  2. fulcrum
  3. What two things do you need to do work?
  4. How is friction helpful?
  5. work
  1. a the turning point of the lever
  2. b It can prevent slipping on a smooth surface, used to brake(stop), a bike, and can be used to start a fire.
  3. c is force and motion, work only gets done when a force is used to move an object
  4. d They are easier to hold.
  5. e force and motion

5 Multiple choice questions

  1. It would take more effort and energy to go up a steep path than to walk side to side on a curved path.
  2. A simple machine that is a wheel that turns on a rod(axle)
  3. load, lever, force, fulcrum
  4. A push or pull
  5. simple machine that is two inclined planes joined together to form a sharp edge

5 True/False questions

  1. name the six types of simple machines and their usesinclined plane, lever, wedge, screw, pulley, & wheel and axle

          

  2. How is friction problematic?Too much friction makes heavy objects hard to move. Friction can cause things to wear away. For example, the soles of your shoes can wear away if you run/walk alot.

          

  3. frictiona force caused when one object rubs against another

          

  4. machineanything that makes work easier

          

  5. movable pulleyis a pulley that stays in place as the load moves

          

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