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When a rainbow is visible to you, the sun, your head, and the center of the rainbow's

circular arc are all in a line. The sun must be in a clear sky, and the air in front of you

must be filled with water droplets.

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12y ago

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Can the rainbow be seen at all times of the day?

No, a rainbow has to be formed by raindrops and sun mixed together.


Why does rainbow appear opposite to the sun?

Because the rain needs to be 45 degrees from the sun rays.


A rainbow can be seen only in the morning and late afternoon when the sun is at how many degrees from the horizon?

A rainbow can be seen when the sun is at around 42 degrees above the horizon. This angle allows sunlight to be refracted and reflected within raindrops to create the phenomenon of a rainbow.


How many degrees above the horizon does the upper edge of a rainbow usually reach?

The altitude of the highest point of the rainbow that you see is (42 degrees) minus (the altitude of the sun above the horizon behind you). If the sun is sitting right on the horizon ... just risen or just about to set ... then the highest point of the rainbow is about 42 degrees above the horizon opposite the sun. If the sun is higher, then the rainbow is lower, by the same amount. If the sun is more than about 42 degrees above the horizon, then any rainbow you might otherwise see is entirely below the opposite horizon, and you don't see one.


Is a rainbow formed by smog?

No. A rainbow appears only during or after rainfall and the sun is bright. While smog is a mixture of smoke and fog, and there wont be fog if the sun is shinning bright in the sky.


When there is a rainbow does it actually have to be rainy?

Its does not have to be raining it must be very humid outside and sunny. A rainbow is formed when the sun shines in a certain angle on mist.


Rainbows are formed when the sun breaks up moonlight?

Rainbows are formed by the reflection of sun onto water.


What part of a rainbow is the shadow from your head?

The shadow from your head is located at the center of a rainbow. This occurs because rainbows are formed opposite the sun in the sky at a 42-degree angle. The center of the rainbow is directly opposite the sun, which is why the shadow of your head aligns with the center of the rainbow.


Why are rainbows formed?

Rainbows are formed when sunlight is refracted, reflected, and dispersed by water droplets in the atmosphere. The sunlight is broken down into its component colors as it passes through the water droplets, creating the optical effect we see as a rainbow.


Where would the sun be when there is a rainbow?

when you're looking at the rainbow, the sun will be behind you.


How can I find a rainbow in the sky?

To find a rainbow in the sky, you need sunlight and rain. Look towards the opposite direction of the sun when it's raining, and you may see a rainbow formed by sunlight reflecting and refracting through raindrops in the air.


Is a rainbow always the same size for the height and distance between the feet of the rainbow?

No, the size of a rainbow can vary depending on the height of the sun, the size of the raindrops, and the observer's position. The height and distance between the feet of a rainbow can change depending on these factors.