Question

how will you prove that air expands on heating​

Answer 1

Air expands on heating. ... Since the particles move away from each other, the air becomes less dense and lighter in weight. As a result, warm air rises up. On the contrary, on cooling the particles of air come closer to each other.

Answer 2

AIR EXPANDS ON HEATING

SINCE THE particles move from one place to another place then as a result the air becomes the less denseand lightier in weight.so the air warms up .

u can refer the attachment.