Question

air expand on heating ​

Answer 1

Answer:

Air molecules expand on heating and contract on cooling... warm or hot air is lighter than cool air..

hot air molecules take more space than cold air molecules

Explanation:

• when warm air rises up,
• it creates a low pressure area
• then surrounding cool air... move from a high to low pressure
• thus filling up the space....

that's the answer.. hope it helps uu.if us mark as brainliest

Answer 2

Answer:

Explanation:

Its because when we heat air expands and contracts on cooling