A car of mass 2,000 kg coasts down the highway with a constant velocity of v = 15.0 m/s. The car then goes over a hill 3.00 m vertically high. Which of these best describes the velocity of the car at the top of the hill?   a. it's 15.0 m/s   b. it's zero m/s   c. it's less than 15.0 m/s   d. it's greater than 15.0 m/s   e. none of these

Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter6: Motion In Two Dimensions
Section6.3: Relative Velocity
Problem 27PP
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A car of mass 2,000 kg coasts down the highway with a constant velocity of v = 15.0 m/s. The car then goes over a hill 3.00 m vertically high. Which of these best describes the velocity of the car at the top of the hill?

  a.

it's 15.0 m/s

  b.

it's zero m/s

  c.

it's less than 15.0 m/s

  d.

it's greater than 15.0 m/s

  e.

none of these

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