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Sunlight is refracted, or bent, when it enters raindrops, and refraction causes the light to pass through the drops in such a way that the spectrum of visible colors is seen.

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Q: Why do you need rain to have rainbows?
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Related questions

Can rainbows never appear?

Rainbows cannot appear if there's no rain and sun afterwards. Rainbows root word is rain so for that reason rain has to appear in this event. But sum rainbows can appear in different weather? Rainbows cannot appear with out rain. Rainbows cannot appear with out rain. ----


What to things are need to make a rainbows?

Rain and or tap water sprinkled and sunlight


Are rainbows real?

Rainbows are created by the rain reflecting the sunshine.


How do you explain how rainbows are formed?

by the rain


How do rainbows happen?

rainbows happen when the sun shines through the rain to cause one


What can rainbows rule that starts with r?

rain


What year did Roses and Rainbows come out?

"Roses and Rainbows" is a song by Charles Williams and was released in 1969.


Are rainbows gases?

No, they aren't. Rainbows occur when lights go through rain droplets, like a prism.


What happens when it does not rain?

When it doesn't ran it can get dry. Then it is hard to rain. I love rain but not thunder storms! :( Also if it doesn't rain you aren't as likely to see rainbows. But you can still see a rainbow if there isn't rain. Rain is good because plants need water to survive. There are a few plants that don't need rain to get the H20 (water) they need. Instead, they get it from high humidity.


What is it called when rainbows appear?

it is going to rain again


What is a rain gauge used to do?

well, it is a robot and it eats the rain then poops it out into old peoples mouths and then they barf out rainbows and butterflies. and then the rainbows and butterflies get married, have sex, and have kids


How are rainbows created?

rainbows are created by sunlight hitting rain in the right way to make the multicolored light waves