question archive Suppose that a car traveling to the east (+ x direction) begins to slow down as it approaches a traffic light
Suppose that a car traveling to the east (+ x direction) begins to slow down as it approaches a traffic light
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Suppose that a car traveling to the east (+ x direction) begins to slow down as it approaches a traffic light. Which statement concerning its acceleration must be correct?
Its acceleration is in the tx direction.
Its acceleration is in the -x direction.
Its acceleration is zero.
Its acceleration is decreasing in magnitude as the car slows down.
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Answer:
since it is moving in east direction ( + x-direction),it has to slow down before the trafiic light
so in order to slow down there has to be de acceleration
so its acceleration is in the -x direction
so second option is the correct answer
