Simple Machines
Grade 3 Science Worksheet - Building Confidence

Write the name of each simple machine: lever, pulley, wedge, screw, or wheel and axle.
A wheel that turns on a rod helps a cart roll easily. Name:
This simple machine has a slanted ridge that winds around and holds wood together. Name:
An axe head has this shape and splits a log in two. Name:
A rope runs over this grooved wheel to lift a bucket. Name:
A plank that rests on a point can lift a heavy rock when you push down on one end. Name:


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