domingo, 23 de febrero de 2014

ENERGY

Energy is another word for power. It makes things move and machines work. It provides us with light and we use it to heat and cool our houses and offices, to cook our food, and to transport people and goods.



    http://www.hi-energy.org.uk/Downloads/Primary%20School%20Factsheets/factSheet_intro.pdf     http://www.primaryresources.co.uk/science/powerpoint/Energy.swf  
           

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