Sunday, 24 July 2011

All About Energy: Physical Science



All About Energy: Physical Science
Teacher Created Materials | February 25, 2008 | ISBN-10: 0743905717 | 32 pages | PDF | 3.6 Mb

Energy is all around us. Humans use energy, machines use energy, and heat and power use energy. Energy is found in many forms, and there are many energy sources. People are working to develop new, renewable sources of energy for future generations.



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