A particle moves on the x axis.When its acceleration is positive and increasing:
A)its velocity must be positive
B)its velocity must be negative
C)it must be slowing down
D)it must be speeding up
E)none of the above must be true

Question

Quizplus · Accepted Answer

A positive and increasing acceleration does not necessarily dictate the direction or change in speed of the velocity. The velocity could be positive or negative, and the particle could be speeding up or slowing down depending on its initial velocity and the rate of acceleration.

A Particle Moves on the X Axis