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

Answer:

When Paheli kept the closed bottle inside the refrigerator the air was first at hot temperature and at same temperature as outside, however when the bottle is kept in the refrigerator the air inside the bottle becomes cool and we know that cool air is compressed and it's volume decreases , hence the bottle contracts ...

Answer 2

When Paheli kept the closed bottle inside the refrigerator the air was first at hot temperature and at same temperature as outside, however when the bottle is kept in the refrigerator the air inside the bottle becomes cool and we know that cool air is compressed and it's volume decreases , hence the bottle contracts .