What is the velocity? Question number 2:

Answer:
is the rate of change of its position of an object with respect to a frame of reference, and is a function of time. Velocity is equivalent to a measure of an object's speed and direction of motion.
Explanation:
is the rate of change of its position of an object with respect to a frame of reference, and is a function of time. Velocity is equivalent to a measure of an object's speed and direction of motion.