Question

Paheli kept an empty bottle made of plastic inside a refrigerator. After few hours, when she

opened the refrigerator she found the bottle had collapsed. Explain the possible reason.

Answer 1

difference in pressure inside and outside of bottle is the reason

Answer 2

Answer:

when paheli kept the closed bottle inside the refrigerator the air was first at hit temperature and at same temperature as outside,however when the bottle us kept in the refrigerator the air inside the bottle becomes cool and we know that cool air is compared and its volume decreases.