A car travels north at constant velocity.It goes over a piece of mud which sticks to the tire.The initial acceleration of the mud, as it leaves the ground, is:
A)vertically upward
B)horizontally to the north
C)horizontally to the south
D)zero
E)upward and forward at 45 ° to the horizontal

Question

A car travels north at constant velocity.It goes over a piece of mud which sticks to the tire.The initial acceleration of the mud, as it leaves the ground, is:
A)vertically upward
B)horizontally to the north
C)horizontally to the south
D)zero
E)upward and forward at 45 °  to the horizontal

Quizplus · Accepted Answer

The initial acceleration of the mud as it leaves the ground is vertically upward due to the normal force exerted by the ground on the mud, overcoming gravity and causing it to stick to the tire and move upwards.

A Car Travels North at Constant Velocity