Q1.
Figure 1 shows a car travelling at a constant speed on a straight, level road
Figure 1
6
Figure 2 shows a free body diagram for the car.
Figure 2
Normal contact force
Forward
force
Air resistance
Weight
(a) Explain how the free body diagram shows that the resultant force on the car is zero.

Q1 Figure 1 shows a car travelling at a constant speed on a straight level road Figure 1 6 Figure 2 shows a free body diagram for the car Figure 2 Normal contac class=