Video Segment |02:42

Video Segment |02:42

Defines a lever, which is a rigid object or bar that pivots around a fixed point called a fulcrum. Using a lever reduces the amount of effort needed to lift or move an object. A see-saw in a playground is an example of a lever. The program describes the three types of levers.

©2014 Mazzarella Educational Media| CC| Grade(s) 3-5, 6-8

Related Topics

  • bar
  • force
  • fulcrum
  • hammer
  • lever
  • load
  • machines
  • motion
  • pivot
  • rake
  • see-saw

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