The Science of Rainbows
JJieunLower ElementaryInformational2 min read250 words
The Science of Rainbows
Have you ever seen a rainbow after the rain? Rainbows are beautiful colors in the sky. But what makes a rainbow?
What Makes a Rainbow?
A rainbow happens when sunlight shines through raindrops. The sunlight looks white, but it is really made of all the colors you see in a rainbow! These colors are red, orange, yellow, green, blue, indigo, and violet.
When sunlight goes into a raindrop, the light bends. This is like when you put a straw in a glass of water, and it looks like the straw is bent. The raindrop bends the light and separates it into all the colors.
How Do We See Rainbows?
After the light is separated, it bounces off the back of the raindrop. Then, the colors come out of the raindrop and travel to our eyes. Because each raindrop sends only one color to your eye, you need many raindrops to see a full rainbow!
To see a rainbow, the sun needs to be behind you, and the rain needs to be in front of you. That is why you often see rainbows in the morning or late afternoon.
Rainbow Facts
- Rainbows are always in the shape of an arc.
- Sometimes, you can see a double rainbow! This happens when the light bounces twice inside the raindrops.
- Everyone sees a slightly different rainbow because each person is in a different place.
So, the next time you see a rainbow, remember the science that makes it so special!
- Rainbow:
- Colors in the sky after rain.
- Sunlight:
- Light from the sun.
- Raindrop:
- A drop of water falling from the sky.
- arc:
- A curved shape that looks like part of a circle.
- bounces:
- Hits a surface and quickly springs back.
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About this informational passage for Lower Elementary
“The Science of Rainbows” is a informational reading passage about Rainbows, written for Lower Elementary. It takes about 2 minutes to read (250 words) and comes with an interactive quiz and a printable worksheet with comprehension questions and an answer key.