A Car Travels in a Straight Line Covering a Total

question 32

Multiple Choice

A car travels in a straight line covering a total distance of 90.0 miles in 60.0 minutes. Which one of the following statements concerning this situation is necessarily true?

• A)The velocity of the car is constant.
• B)The acceleration of the car must be non-zero.
• C)The first 45 miles must have been covered in 30.0 minutes.
• D)The speed of the car must be 90.0 miles per hour throughout the entire trip.
• E)The average velocity of the car is 90.0 miles per hour in the direction of motion.

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Definitions:

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