To do work, this truck uses energy stored in chemical fuel and an electrical battery.
An illustration of truck with a wide arrow away from it labeled input energy? J and it splits into 3 arrows labeled kinetic energy 400 J, heat 250 J, and friction 150 J.
How much total energy does this truck put out?
A. 50 J
B. 250 J
C. 400 J
D. 800 J