February 27, 2017

Homework Help: Science

Posted by Jenny on Wednesday, March 4, 2009 at 4:33pm.

Lever, You Find A Smaller Rock, Use As A Fulcrum, You Place It A Meter From Boulder. What Works? """I choose A""""

A)move the fulcrum rock closer to the boulder
b)move the fulcrum rock farther from the boulder
c) try using the board without a fulcrum
d) try shortening your board

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