What does it mean for a physical quantity in a system to be conserved?
A)It is used in the most efficient manner possible.
B)It stays in its original state forever.
C)The total amount of it in the system stays constant.
D)none of the above.

Question

Quizplus · Accepted Answer

When a physical quantity in a system is conserved, it means that the total amount of it in the system stays constant. This can be seen in various examples such as the conservation of energy or mass in a closed system. It does not necessarily mean that it stays in its original state forever or that it is used in the most efficient manner possible.

What Does It Mean for a Physical Quantity in a System