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Which car is accelerating?
A) a car that is unmoving
B) a car that rounds a curve at a constant speed
C) a car that travels in straight line at a constant speed
D) a car that is set to a constant speed of 60 miles per hour

User Pankeel
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2 Answers

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D) A car that is set to a constant speed of 60 miles per hour.
User Ashley Smart
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B. ) A car that rounds a curve at a constant speed. This motion is called uniform circular motion. In this motion, magnitude of speed and acceleration remains constant, but their direction changes continuously.