question 3\n10 pts\nenergy is a measure of a systems capacity to\ndo work\nmove in a straight line\nexert…

Brief Explanations:

In physics, energy is defined as the ability of a system to do work. Work is done when a force causes an object to move. Moving in a straight - line, exerting force, or moving in a circle at constant speed are not the fundamental definitions of what energy measures.

Answer:

do work