Question

What prevents rainbow from being seen as complete circles ?

Physics , Class - X

Answer 1

As Earth is round, so in our horizon we can see only a part of it, and also sky conditions and pollutants also affects

Answer 2

Answer:

Ground prevents rainbow from being seen as complete circle.

Explanation:

Well, the ground.

Rainbows are always in the opposite direction from the sun, and in fact the very center of the circle formed by a rainbow is EXACTLY in the opposite direction from the sun That means if the sun is above the horizon, the rainbow's center will be below the horizon; that is, below horizontal. Since there's usually not much rainbow-forming water vapor below your horizontal view, you don't see the rest of the circle.

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