I have encountered 2 answers for this question.
1. In the natural sciences an isolated system is a physical system without any external exchange – neither matter nor energy can enter or exit, but can only move around inside. Truly isolated systems cannot exist in nature, other than possibly...
In basic but precise terms, can someone please explain to me the fundamentals on how/why these things operate?
I've been reading about how these things work but I really want a good understanding on why these works too.
Thanks :)