Question

What is first law of thermodynamics

Answer 1

energy it's neither created nor destroyed. it can be transformed from one form to another.

Answer 2

the Law of Thermodynamics..
it sates
conservation of energy

a particular kind of energy is produced only when an equivalent amount of some other kind of energy disappears..this observation led to the formation of a law known as thermodynamics..also it is simply known as conservation of energy ..

hope it helps :)