by Sadler, Wendy.
[ 01. English Non Fiction ] Series: Raintree perspectives Machines inside machines Published by : Raintree, (Chicago, Ill :) Physical details: 32 p. : col. ill. ; 28 cm. Subject(s): Pulleys. | Gearing. Year : 2005
Item type :
01. English Non Fiction
| Location | Call Number | Serial Data | Published | Status | Date Due |
|---|---|---|---|---|---|
| Souris Regional School | 621.8 SAD | Available |
Includes bibliographical references (p. 30) and index.
An introduction to pulleys and gears as simple machines. Coverage includes the kind of pulleys used by mountain climbers, how gears help cars and buses work and why weight lifters need pulleys to help them train.