miércoles, 7 de febrero de 2018

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hola chicos este es un articulo que me a gustado sobre el sol
All About Energy The sun sends lots of energy toward us all the time. There are a few different kinds of energy. There is infrared radiation, which is heat. There is visible light, which is what our eyes can see. There is also ultraviolet light. We can’t see ultraviolet with our eyes, but it’s there. And it can burn our skin.

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