S = D/t (Speed equation)

Definition

The speed equation, S = D/t, relates speed (S) with distance traveled (D) and time taken (t). It allows us to calculate an object's average speed when we know both distance and time values.

Related terms

Velocity: A vector quantity that includes both speed and direction.

Instantaneous Speed: The speed of an object at a specific moment in time.

Constant Speed: When an object's speed remains the same over a period of time.