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Found 3 from your keywords: subject="Power (Mechanics)"
cover
Forces around us
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Sally Hewitt

An interactive approach which introduces the concept of force as something that pushes or pulls and includes a discussion of such forces as gravity, wind, magnetism, weight, and water.

Edition
-
ISBN/ISSN
0749636041
Collation
30 pages : illustration ; 24 cm
Series Title
It's Science!
Call Number
531 HEW
cover
Energy
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Christine Webster

Provides an introduction to energy, and explains how most energy comes from the sun. Includes an activity, and information on James Prescott Joule.

Edition
-
ISBN/ISSN
9780736851565
Collation
24 pages : illustration ; 20 cm
Series Title
Our Physical World
Call Number
530 WEB
cover
Energy conservation : what is it? why is it happening? does it matter?
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Amanda Bishop

Discusses energy conservation, including various sources of energy, and covers, fuel-efficient cars, carbon emissions, ways to conserve at home, and how to consume less and find alternatives to activities that require the use of fossil fuels.

Edition
-
ISBN/ISSN
9780761432241
Collation
32 pages : illustration ; 26 cm
Series Title
Saving Our World
Call Number
333.7 BIS