Which has the least energy among the colors of a rainbow?

Red light Red light has a very long wavelength, and therefore has less energy.

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Keeping this in consideration, what is the second rainbow called?

secondary rainbow On rare occasions, two rainbows form at the same time. The first and brighter rainbow is called the primary rainbow. The second less vivid one is called the secondary rainbow. It occurs when refracted light bounces of the raindrop not once but twice, producing a secondary rainbow with its colours inverted. Are triple rainbows possible? While triple rainbows (known as tertiary) are possible, these photos show a slightly less are but still unique weather phenomenon beyond the double rainbow in view. As light is reflected through water droplets, a rainbow is formed and when leftover light comes back for a second reflection a double rainbow can occur.

What is the most common rainbow?

Although the most common rainbow is a single crescent containing every color from red through violet, if you pay close attention, you will discover that rainbows come in a surprising variety of colors and shapes. And scientists are finally figuring out why. Also, what does a rainbow symbolize biblically? In the Bible's Genesis flood narrative, after creating a flood to wash away humanity's corruption, God put the rainbow in the sky as the sign of his promise that he would never again destroy the earth with flood (Genesis 9:13?17):

Also, why did god set a rainbow in the cloud?

God has not just seen a natural phenomenon and been reminded of the covenant; God has intentionally placed the bow in the clouds to serve as a reminder of the covenant and a reminder of the promise to refrain from destructive action towards the earth. What did Jesus say about the rainbow? I have set my rainbow in the clouds, and it will be the sign of the covenant between me and the earth. I will remember my covenant between me and you and all living creatures of every kind.