Question

Speed is

a. a measure of how fast something is moving.
b. always measured in terms of a unit of distance divided by a unit of time.
c. the distance covered per unit time.
d. all of the above. E. none of the above.

Answer 1

Yes, three good answers:

-- a measure of how fast something is moving,
-- always measured in terms of a unit of distance divided by a unit of time,
and
-- the distance covered per unit time.