Question

Q.Why is the shadow of a bird flying high up in the sky not seen on the ground?​

Answer 1

Answer:

The reality is that the birds flying in the sky do cast their shadow but because they are shading an area that is very thin ,the shadow is not visible.The higher the bird flies the smaller the shadow it casts.

Explanation:

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Answer 2

Answer:

sun is the extended source of light which is extremely bigger than the earth when the bird flies there is a formation of umbra and penumbra on the ground but is the fly high in the sky then becomes smaller in evenually disappear at the same time then penumbra become more and more fain and then disappeared

Explanation:

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