Here's why:

* Velocity is a measure of how fast an object is moving and in what direction. It is calculated by dividing displacement (change in position) by time.

* Force is a push or pull that can cause a change in an object's motion (acceleration).

* Impulse is the product of force and time. Impulse is the change in momentum of an object.

The relationship between force, time, and velocity is through acceleration:

* Force causes acceleration: Newton's Second Law of Motion states that force is directly proportional to the mass of an object and its acceleration (F = ma).

* Acceleration changes velocity: Acceleration is the rate of change of velocity over time.

Therefore, the product of force and time is not velocity, but impulse, which is related to the change in momentum of an object.