# Chapter 2 Reading Quiz - only the acceleration is zero....

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MasteringPhysics: Assignment Print View Reading Quiz 2.1 Part A The slope at a point on a position-versus-time graph of an object is ANSWER: the object’s speed at that point. the object’s average velocity at that point. the object’s instantaneous velocity at that point. the object’s acceleration at that point. the distance traveled by the object to that point. Reading Quiz 2.2 Part A The area under a velocity-versus-time graph of an object is ANSWER: the object’s speed at that point. the object’s acceleration at that point. the distance traveled by the object. the displacement of the object. not discussed in Chapter 2. Reading Quiz 2.3 Part A At the turning point of an object, ANSWER: only the instantaneous velocity is zero.

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Unformatted text preview: only the acceleration is zero. both the instantaneous velocity and the acceleration are zero. neither the instantaneous velocity nor the acceleration is zero. Reading Quiz 2.4 MasteringPhysics: Assignment Print View Part A A 1-lb round ball and a 100-lb round ball are placed side by side at the top of a frictionless hill. Each is given a very light tap to begin their race to the bottom of the hill. In the absence of air resistance, what can you conclude about the outcome of the race? ANSWER: The 1-lb ball wins the race. The 100-lb ball wins the race. The two balls end in a tie. There’s not enough information to determine which ball wins the race....
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## This note was uploaded on 04/08/2008 for the course PEP 111 taught by Professor Whittaker during the Fall '07 term at Stevens.

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Chapter 2 Reading Quiz - only the acceleration is zero....

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