A Car Is Going Around a Racetrack at Constant Speed

question 37

Multiple Choice

A car is going around a racetrack at constant speed.The curves around the track have different radii.In which turn is the magnitude of the car's acceleration the greatest?

• A)It is the greatest in the turn with the greatest radius.
• B)It is the greatest in the turn with the smallest radius.
• C)The acceleration is zero everywhere because of the constant speed.
• D)More information is needed to determine the answer.

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Definitions:

Suture

A stitch or a row of stitches holding together the edges of a wound or surgical incision.

Lead Away

To guide or direct someone or something away from a certain place.

Middle

The central point or part of something.

Impulses

Electrical or chemical signals transmitted through neurons that facilitate communication within the brain and between the brain and the rest of the body.