What is the relationship between instantaneous speed and instantaneous velocity?
A)They are identical.
B)Instantaneous speed is the rate at which the instantaneous velocity is changing.
C)Instantaneous speed is the magnitude of the instantaneous velocity.
D)They are unrelated.
E)Instantaneous speed is the initial speed minus the final speed.

Question

Quizplus · Accepted Answer

Instantaneous speed is the magnitude of the instantaneous velocity, which means they have the same magnitude (or numerical value). However, velocity is a vector quantity that includes the direction of motion, while speed is a scalar quantity that only describes the magnitude of motion.

What Is the Relationship Between Instantaneous Speed and Instantaneous Velocity