Saturday 21 February 2015

ENERGY SOURCES

There are different energy sources that can be divided into two groups: renewable and non-renewable

In this video you will learn about sources of energy, the difference between renewable and non-renewable energy sources and ways to conserve energy right at home! 

1 comment:

  1. Me guesta mucho este tema porque es muy interesante y ademas tenemos a una profe muy maja y enseña muy bien

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