Question

Which of the following circumstances leads to a loss of internal energy of a system?

Answer 1

"100 J of heat is added to a system that does 600 J of work."

Explanation: Took the test already:) look at the picture below

Answer 2

I have this paper :)

results in a system loss of 600 - 100 = 500 J of internal energy

Answer: 100 j of heat is added to a system that does 600 j of work