Bibframe Instance

Title

Simple machines make work easier [Filmstrip]

Identified By

Note

Eastman color

With teaching guide

SUMMARY: Presents the basic principles of the lever, the inclined plane, and the wheel and axle; shows how these principles can be applied in the construction of common tools and in complex machines; explains the concept of mechanical advantages and shows how mathematical problems involving simple machines can be solved; explains that gears may be used to increase or reduce the speed of rotation and that fiction must be overcome in operating any simple machine. Captioned drawings.

CREDITS: Producer, David J. Goodman

Extent

p. 41 fr., color, 35 mm.

Provision Activity

Publication: No place, unknown, or undetermined 1955

Publication: [n.p.]: Film Strip-of-the-Month Clubs, 1955

Media

unmediated

Could not render: bf:code

Issuance

single unit

Could not render: bf:code