A 20-ton truck collides with a 1500-lb car. Which of the following statements must be true?
A) The truck did not slow down during the collision, but the car did.
B) During the collision, the force on the truck is greater then the force on the car.
C) During the collision, the force on the truck is equal to the force on the car.
D) During the collision, the force on the truck is smaller than the force on the car.
E) The car did not slow down during the collision, but the truck did.

Question

Quizplus · Accepted Answer

According to Newton's third law of motion, for every action, there is an equal and opposite reaction. This means that during the collision, the force exerted by the truck on the car is equal in magnitude to the force exerted by the car on the truck, regardless of their masses.

A 20-Ton Truck Collides with a 1500-Lb Car