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How does a fire rainbow sit in the sky all bunched up unlike a normal rainbow?
Answer 1:

The fire rainbow happens because the sun is reflecting off of ice crystals instead of raindrops. Ice has different properties than liquid water when it comes to bending sunlight, and this is seen in the colors that it produces.

The fire rainbow is called circumhorizontal arc, and you can read more about it here

You can also enjoy the following link and learn more about "fire rainbow". Click here to read



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