Ramps and Wedges David Glover

ISBN: 9781403485656

Published: May 5th 2006

Hardcover

24 pages


Description

Ramps and Wedges  by  David Glover

Ramps and Wedges by David Glover
May 5th 2006 | Hardcover | PDF, EPUB, FB2, DjVu, audiobook, mp3, RTF | 24 pages | ISBN: 9781403485656 | 4.59 Mb

How are a water slide and a ski jump alike? Why is pushing something along a ramp much easier than lifting it in the air? Why do skis zigzag down a hill? How can a simple wedge stop an airplane? This book answers these questions and shows you howMoreHow are a water slide and a ski jump alike?

Why is pushing something along a ramp much easier than lifting it in the air? Why do skis zigzag down a hill? How can a simple wedge stop an airplane? This book answers these questions and shows you how different kinds of these two simple machines are all around you to make your work and play easier.



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