MCAT Physics Question 8: Answer and Explanation
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Question: 8
8. Which of the following expressions correctly illustrates the SI base units for each of the variables in the formula below?
mΔv = FΔt
- A. lb × mph = ft × lb × s
- B.
- C.
- D.
Correct Answer: C
Explanation:
In SI units, mass is measured in kilograms (kg), velocity in meters per second 
and time in seconds (s). The newton is a derived unit, and is not considered to be a base unit of the SI system. A newton is equal to a 