Simple Slopes Andrew Dunn

ISBN: 9781568470177

Published: April 1st 1993


32 pages


Simple Slopes  by  Andrew Dunn

Simple Slopes by Andrew Dunn
April 1st 1993 | Hardcover | PDF, EPUB, FB2, DjVu, audiobook, mp3, ZIP | 32 pages | ISBN: 9781568470177 | 6.28 Mb

Describes how simple machines utilize the principle of the slope or incline to plow fields, unlock doors, and lift heavy loads.

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