lunes, 24 de febrero de 2014

SIMPLE MACHINES


Click on the following links to watch  the videos.

Three classes of levers

Types of levers




Exercise

Sammy weighs 9000 kg and Jane weighs 6000 kg. They are both sitting on a seesaw. If

Sammy is seated 6 meters away from the fulcrum, how far should Jane be from the fulcrum?. When solving the problems, draw a diagram of the situation and show your math work.

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