7th Grade School Project
 
     You usually see rainbows after it rains. Maybe you're playing in the sprinkler. At just the right angle, you can see a rainbow. Why does this happen?
     After it rains, there are still very tiny droplets of water in the air. They are so tiny, that just by looking in the air, you will never see them. The droplets act like prisms. We know when light hits a prism, a rainbow forms. These droplets work together and they each reflect the light, making a rainbow appear. When in the sprinkler, there are also water droplets in the air. The only difference is these drops are bigger. They can still act as prisms and create rainbows. 
     Rainbows aren't just a pretty sight. They are also a very complex, scientific matter. Rainbows have colors in a certain order: red, orange, yellow, green, blue. These are refered to as ROY G BIV.






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