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"The purpose of producing energy is to meet three types of societal needs: - Mechanical work (electrical equipment, for example) - Heating supply - Heat removal (cooling systems) Energy does not disappear, it merely changes form. Different forms of energy have different qualities and degrees of usefulness "

The purpose of producing energy is to meet three types of societal needs: - Mechanical work (electrical equipment, for example) - Heating supply - Heat removal (cooling systems) Energy does not disappear, it merely changes form. Different forms of energy have different qualities and degrees of usefulness

Another great site that is well worth your time is Kidopo. This educational site has an amazing collection of brain games that will keep your students engaged for hours. As with everything else on Kidopo, the games are specifically chosen because they are student friendly and appropriate for use at school. Again, all the games are very well produced, and the interest level they generate is always high. Try Fling, Zoo Escape, Mechanics, or Prizma Puzzle 2 with your students and you will quickly see how hard their brains can really work! Read more: http://www.brighthub.com/education/k-12/articles/106947.aspx#ixzz1EGaMIU7l