Question

which of the following is a measure of velocity.

Option A: 30s

Option B: 30south

Option C: 30m/s

Option D: 30m/s , South

Answer 1

30m/s south that's #D is the right one as it is a vector and should specify both directions and magnitude

Answer 2

Option D.

Velocity is a vector quantity, so it has magnitude and direction, both.

30m/s shows the magnitude and South is the direction. So, Option D is correct.