Ed biked home from school in 400 seconds. his home is located 2000 m south of the school. what was his velocity?

5m/s

Explanation:

Velocity is the rate of change of distance with time in a given direction i.e velocity is the ratio of displacements with time. it is measured in m/s. Velocity is a vector quantity as it has both magnitude and direction unlike speed though both have the same units.

Velocity = 2000m/400s

= 5m/s

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option number one would be youre best option