Question

What is the only way that entropy can decrease in a system?(1 point)
Responses

If work is removed from the system
If work is removed from the system

If work is put into the system.
If work is put into the system.

If energy is decreased from the system.
If energy is decreased from the system.

If energy is created by the system.

Answer 1

Entropy decreases only when heat (energy) is removed from the system — i.e., when energy leaves the system as heat. Entropy change depends on heat transfer (dS = δQ_rev/T), not on work.