Knowing the names of things is not the same as understanding them.surreptitious57 wrote: ↑Mon Feb 04, 2019 4:57 amEnergy is defined as the ability to perform work within any system and a state of maximum entropy will beLogic wrote:
Physicists dont have a clue what energy is . It is a greatly over loaded and abused term
reached when no more work can be performed [ and this will happen with the heat death of the Universe ]
And energy is also equated with mass according to Einsteins Theory Of Special Relativity [ which is E = mc 2 ]
Scientists don't have a clue what entropy is either. It's a concept. Useful, but vague.
In fact scientists are not, and have never been in the business of telling us what anything "is".
Scientists measure things.
E = mc 2 tells us that energy is a function of mass. What's mass a function of? Uhhh...
The kilogram is a made up unit you know. https://en.wikipedia.org/wiki/Kilogram# ... e_kilogram