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Lower Elementary Science
4.8 Simple Machines - Quiz 2

Q 1: Levers, gears, pulleys, inclined plane, and wheel & axle are all _______.
simple machines

Q 2: A simple machine is any device that helps us to perform our work more easily when a force is applied on it.

Q 3: A screw, wheelbarrow, and a bottle opener are all simple machines.

Q 4: A seesaw on a playground is a ______.
inclined plane

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Question 6: This question is available to subscribers only!

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