Question

A system of two objects has ΔKtot ​=9 J and ΔUint ​=−4 J. Part A How much work is done by interaction forces? Express your answer as an integer. Part B How much work is done by external forces? Express your answer as an integer.

Answer 1

The total work done is 6 J by both interaction and external forces.

Step-by-step explanation:

The total work done by interaction forces is 6 J.
The work done by external forces is also 6 J.