6
lesson pretestMultiple Choice

Pretest

Question 6 • Physical Science

Greg is in a bike race. At mile marker four (out of ten), his speed was measured at 13.5 mph. Which best describes the measured number?

Answer
A
It is the average velocity of the bike rider.
B
It is the instantaneous speed of the bike rider.
C
It is the instantaneous velocity of the bike rider.
D
It is the average speed of the bike rider.
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