Question

I got confused because if mass can neither be created nor destroyed what about time matchine if we travell by it in past or future there will be to naitik i mean me ?​

Answer 1

Hi buddy mass is neither be created nor destroyed in a chemical reaction this what the law of conservation of mass tells us right. If you are time traveling by a time machine you can see your past as well as future too. Their no worries to think about your mass because it is constant nothing is created nothing is destroyed.

Hope it help you