charlie haffey norwood public schools. object moved load (l) force moves load effort (e)...

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Object moved

LOAD (L)

Force moves Load

EFFORT (E)

Background

A Simple Machine

A board or bar

Moves on a hinge

What is the name of the hinge?

Lever

FULCRUM

Fulcrum in middle

Give two examples

First Class Lever

L E

Where do you place the fulcrum?

To Make LOAD Feel Lighter

L E

Fulcrum closer to Load

Load feels lighter

Charlie HaffeyNorwood Public Schools

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