Machines Do Work

Duration: 11

Genre: Educational

Year Published: 1949

Creator: Peck-Warrin Productions

Format: 16mm

Color: B&W

Sound: sound

Description: Pictures Tom as he tries to open a crate of apples with his bare hands; then points out that he could open the crate more easily with a machine, a crowbar. Explains the theory and application of the lever, wheel and axle, inclined plane, and pulley. Describes how many of these simple machines are combined within one big one., Introduces the concept of simple machines. Describes the lever, the inclined plane, the pulley and the wheel and axle. Shows how machines help make our everyday life easier.

Complete Record: Pictures Tom as he tries to open a crate of apples with his bare hands; then points out that he could open the crate more easily with a machine, a crowbar. Explains the theory and application of the lever, wheel and axle, inclined plane, and pulley. Describes how many of these simple machines are combined within one big one., Introduces the concept of simple machines. Describes the lever, the inclined plane, the pulley and the wheel and axle. Shows how machines help make our everyday life easier.NOTE: Two (or more) records have been merged together to create this data.