Question

You observe a car parked on the side of the road. If the car started to move, Which conclusion could you make?

A. The forces were balanced when the car was parked, but one or more forces changed. The total forces became unbalanced, causing it to move.

B. The forces were unbalanced when the car was parked. When the car moved, they became balanced.

C. The forces were balanced when the car was parked. The forces stayed balanced when it moved.

D. The forces were unbalanced when the car was parked, and two or more forces changed. The forces stayed unbalanced and caused the car to move.

Answer 1

A

Step-by-step explanation:

The forces were balanced when the car was parked, but one or more forces changed. The total forces became unbalanced, causing it to move.

Answer 2

I would assume that the correct answer is D

Step-by-step explanation:

Considering that unbalanced forces often make objects teeter and set it in motion, this answer seems the most logical to me, though I apologize if I'm incorrect.