On burning wool,why we get the small of burning of hair?

What is meant by burning?

Why do we sweat ?

Explain why we cannot here an echo in a small room?

when we burn wood , the smoke released is a mixture of liquid .

When we burn wood , the smoke released is a mixture of solid carbon and gases like _______ and _____.

Why are we getting running nose while crying ?

What is the difference between dissolution of sugar and burning of sugar?

A growing seeding is kept in the dark room. A burning candle is placed near it for a few days, The tip part of the seeding bends towards the burning candle. This is an example of …….. .