Do the experiment and note down your observations and findings
 Inflating Balloon What I need:   A bowl A balloon Ice cubes Hot water An empty soda bottle What I do-1:   I place an empty soda bottle in a bowl of ice cubes. When the bottle becomes cold, I take out the bottle from the ice bowl and slip a deflated balloon over the neck of the bottle. What I observe:  - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -  - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -. What I do-2:   After the bottle has returned to room temperature, I place it in a bowl of hot water. What I observe:  - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -. The question that occurs to me: Why did the balloon not show any change when the bottle was cold and get inflated when placed in hot water?    Here is an analysis:   When the bottle is placed in a bowl of hot water the balloon inflates as: (Tick the right answer) Warm air expands. Warm air contracts.        Explanation:- - - - - - - - - - - - - - - - - - - - - - - - - - -        - - - -- - - - - - - - - - - -- - - - - - - - - - -- - - - - - - -       - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - .