Question

1. Is burning a physical change or a chemical
change ? Why?​

Answer 1

Answer:

It is chemical change because it can not be changed back.

For example we burnt a paper it will convert into ash and not be reversed back. so it is chemical change.

Hope it helps you!

Answer 2

Answer:

Burning is a chemical change as the substance formed after burning cannot be changed back into its previous state.

I hope this answer is helpful for you.