Which Statement A-D About the First Law of Thermodynamics $\Delta$ E_system = Q + W) Is Not Correct?
A)

Which statement A-D about the first law of thermodynamics ( $\Delta$ E_system = q + w) is not correct?

A) ( $\Delta$ E_system is the change in the internal energy of a system.)
B) q is the energy added to or removed from the system.
C) q usually is called heat.
D) w is the energy added to or removed from the system by a deformation; that is, a force moves something.
E) The statements A-D are all correct.