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Posted by on Jul 15, 2017 in TellMeWhy |

What Are Gamma Rays?

What Are Gamma Rays?

What Are Gamma Rays? Gamma rays are streams of electromagnetic waves. They are given off from elements such as radium, when they undergo a process known as radioactive...

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Posted by on Oct 19, 2016 in TellMeWhy |

Why Is Grass Green?

Why Is Grass Green?

Why Is Grass Green? The green color in grass-and in most other plants-comes from chloroplast within the cells, each of which contains four different colors or pigments....

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