'Absorb blue light' diaporamas de présentation

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Photosynthesis

Photosynthesis. Even SpongeBob does it!!! http://www.youtube.com/watch?v=lqEDz2vfhpQ&feature=emai l. Why is energy needed within cells?. Allows chemical reactions to take place BUILD UP (synthesis) or BREAKDOWN of molecules In order to do this, energy is required to make and break bonds.

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Light

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Light

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Blue Light - Sources, Side Effects and how to get Protected

Blue light is a color in the visible light spectrum ranging between 400 nm and 500 nm and can be seen by human eyes. The different sources of blue light are the sun, electronic devices as well as fluorescent and LED lighting. When you absorb blue light in excess amount then it results in many health problems. To protect yourself, you can wear Blue Blockers by BluTech as they filter harmful blue light and protect your eyes. So, to buy the pair of blue blockers, you can visit BluTech.com and check an authorized dealer near you.

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