Question

when the sun rises the surrounding appears illuminated.give reasons?​

Answer 1

Answer:

When the sun rises the surrounding appears illuminated because, It is due to the refraction of sunlight as it travels through Earth's atmosphere.

Answer 2

$\huge\pink{Answer}$

At noon, the sun is overhead. The rays of light from the sun enter Earth's atmosphere normally. Therefore, they suffer no refraction or bending on passing through Earth's atmosphere. Hence the sun appears circular at noon.