Question

what is speed, velocity & acceleration? | physics
the class walked north at 5mph to reach chik - fil - a before lunch was over. this is an example of _____
velocity
acceleration

Explanation:

Speed is a scalar quantity (only magnitude). Velocity is a vector quantity (magnitude and direction). Acceleration is the rate of change of velocity. Here, "North at 5mph" has both magnitude (5mph) and direction (North), so it's velocity.

Answer:

Velocity