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Stream Only
© 2009
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Stream Only
© 2009
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Stream Only
© 2009
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Stream Only
© 2009
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Stream Only
© 2009
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Stream Only
© 2009
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Stream Only
© 2009
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Stream Only
© 2009
Explore how levers, a type of simple machine, work and understand how levers aid in lifting and transporting objects. Investigate how the position of the fulcrum on a lever affects the amount of work needed to lift an object.
