Energy Sources and Resources

Renewable or non-renewable? How to energise our world? There are many different ways to harness energy for human use. Though in the end, nearly all types of energy can be traced back to the sun and other stars.


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    user avatarsueaus4 years agoReport

    This is a really useful lesson plan and set of worksheets. Thanks very much!

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    user avatarzengiga5 years agoReport

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