How wedges help us

Duration: 10

Genre: Children's | Educational

Year Published: 1972

Creator: Coronet Film and Video

Format: 16mm

Color: Color

Sound: sound

Credits: Clarence R. Trexler

Copyright: Registered 4Dec70 · MP21356 (Jan-Jun 1971) Copyright holder: Coronet Instructional Films, a division of Esquire, Inc

Description: Demonstrates how wedges are used to break things apart, and to cut and pierce things. Shows in slow motion how wedges from thumb tacks to air hammers make work easier to accomplish., Demonstrates how scissors, saws, chisels, knives, needles, pins, nails, and other objects make use of the wedge in helping life, split, cut, or attach things.

Complete Record: Demonstrates how wedges are used to break things apart, and to cut and pierce things. Shows in slow motion how wedges from thumb tacks to air hammers make work easier to accomplish., Demonstrates how scissors, saws, chisels, knives, needles, pins, nails, and other objects make use of the wedge in helping life, split, cut, or attach things., NOTE: Two (or more) records have been merged together to create this data.

Metadata Source:Wikipedia — List of Coronet Films