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Lower Elementary Science
4.8 Simple Machines - Quiz 2
: You would use a pulley to ______.
hold pieces of wood together
help guide the sail on a sailboat
: Levers, gears, pulleys, inclined plane, and wheel & axle are all _______.
: A seesaw on a playground is a ______.
: A simple machine is any device that helps us to perform our work more easily when a force is applied on it.
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