A Body at Rest in a System Is Capable of Doing

Multiple Choice

A body at rest in a system is capable of doing work if:

A) the potential energy of the system is positive
B) the potential energy of the system is is negative
C) it is free to move in such a way as to decrease its kinetic energy
D) it is free to move in such a way as to decrease the potential energy of the system
E) it is free to move in such a way as to increase the potential energy of the system