A person sitting in an enclosed train car, moving at

Chapter 3, Problem 18Q

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QUESTION: Problem 18Q

A person sitting in an enclosed train car, moving at constant velocity, throws a ball straight up into the air in her reference frame. (a) Where does the ball land? What is your answer if the car (b) accelerates, (c) decelerates, (d) rounds a curve, (e) moves with constant velocity but is open to the air?

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QUESTION: Problem 18Q

A person sitting in an enclosed train car, moving at constant velocity, throws a ball straight up into the air in her reference frame. (a) Where does the ball land? What is your answer if the car (b) accelerates, (c) decelerates, (d) rounds a curve, (e) moves with constant velocity but is open to the air?

ANSWER:

Step 1 of 5

a)

Any object thrown straight upwards inside a closed system moving at a constant speed will not experience external air resistance. So an object thrown straight upwards inside a closed system will fall back to the same point.

 

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