Question

If we consider a gallon of gas as having 100 units of energy, and 25 of those units are used to move the car, what law of thermodynamics accounts for the other 75 units of energy?
Answer

the first law

the second law

Answer 1

The first law

The first law dictates that the total energy in a system remains constant.

Answer 2

Its the first law.

- Hope this helps.