## First Law of Themordynamics

$\Delta U=q+w$

504999222
Posts: 25
Joined: Tue Nov 13, 2018 12:18 am

### First Law of Themordynamics

So what's the difference between the Law of Conservation of Energy and First Law of Thermodynamics because both of them seems to have the same definition, "the total amount of energy in the universe is constant, energy cannot be created or destroyed, only transferred or transformed"?

805383532
Posts: 53
Joined: Thu Jul 11, 2019 12:16 am

### Re: First Law of Themordynamics

The First Law of thermodynamics is a "version" of the Law of Conservation of Energy. They're the same thing, but the First Law is adapted for thermodynamic processes.

Jared_Yuge
Posts: 100
Joined: Sat Aug 17, 2019 12:17 am

### Re: First Law of Themordynamics

The Law of Conservation of Energy was coined by Mayer in 1842, and now it has been compiled with the others as the 1st law of Thermodynamics. They are one and the same

Emil Velasco 1H
Posts: 96
Joined: Wed Nov 21, 2018 12:19 am

### Re: First Law of Themordynamics

I think for all intents and purposes they represent the same idea.

RobertXu_2J
Posts: 104
Joined: Fri Aug 30, 2019 12:17 am

### Re: First Law of Themordynamics

They represent the same concept.

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