Question

how can u prove that the air we breathe out is warmer?

Answer 1

Breathe out and put your hand under your nose u will feel warm air coming from your nose.That is how we prove that air we breathe out is warmer.

Hope it helped as I have given in simple words.

Answer 2

Exhale out air from your mouth on your palm. Your palm will suddenly feel warm. This proves that the air that we breathe out is warm