1. Write an activity of Air expands on heating.
Answers
Answer:
Take a bottle. Tie the balloon tightly on the neck of the bottle. ... This happens because when the bottle is placed in hot water, the air in it becomes warm and expands due to which balloon also expands. When the bottle is placed in cold water, the air in the bottle contracts due to which balloon also contracts.
Answer:
Attachment ⬆️
Take a bottle. Tie the balloon tightly on the neck of the bottle. Place the bottle in a container having hot water. Record your observation. Now place the bottle in cold water. Again observe.
Take a bottle. Tie the balloon tightly on the neck of the bottle. Place the bottle in a container having hot water. Record your observation. Now place the bottle in cold water. Again observe.When the bottle is placed in hot water, the balloon expands. When the bottle is placed in cold water, it contracts.
Take a bottle. Tie the balloon tightly on the neck of the bottle. Place the bottle in a container having hot water. Record your observation. Now place the bottle in cold water. Again observe.When the bottle is placed in hot water, the balloon expands. When the bottle is placed in cold water, it contracts.This happens because when the bottle is placed in hot water, the air in it becomes warm and expands due to which balloon also expands. When the bottle is placed in cold water, the air in the bottle contracts due to which balloon also contracts.
