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4.Research: Some sports cars are designed with rear spoiler to make the car more stable when turning, accelerating, and braking.
a. Use the Internet or your local library to find an illustration of a spoiler to share with your class.
b. Does the spoiler increase or decrease friction between the rear tires and the road?
c. Some small hybrid cars and sport utility vehicles also have spoilers. What is their purpose? Is it the same or different from the spoiler on a sports car?
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