Wheel And Axle And Pulley

Year Published: 1957

Format: 16mm

Sound: sound

Description: Shows how a wheel and axle multiplies force or speed, how a pulley is used and how a small boy can defeat four strong men in a tug of war with the aid of a home-made pulley. Indicates types of pulleys and how wheels, axles and pulleys are used in everyday life.

No holdings listed.

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