Question

Q- When we enter a dark room from a well-lit place at first, we cannot see anything. But after some time, we start seeing objects present there. Why?​

Answer 1

Explanation:

When we enter a darkened room from bright sunlight, we are unable to see at first. This is because the size of the pupil is small. When we enter the dark room, the pupil expands and more light enters the eye enabling us to see..

here u go!

Answer 2

Explanation:

Because at first the pupils of your eyes were small but after entering the dark room the pupils expanded. So at first we cannot see anything but after some time start seeing the objects present there...

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