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Portal:Secondary Education
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The Secondary Portal lists subjects and content pages that may be suitable for Secondary level education. In the United States and Canada "secondary education" is Grades 9-12. (Middle School - grades 6-8 or 7-8, is usually considered Primary Education - grades K-8.)
Forms of Energy and Energy Transformations: Energy is the ability to do work. It is one of the basic human needs and is an essential component in any development programme. This lesson looks at the forms that energy exists, namely: heat, light, sound, electrical, chemical, nuclear and mechanical.
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