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Chapter 2: Describing motion: kinematics in one dimension

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Physics Principles with Applications
Pages: 22 - 49
Physics Principles with Applications

Physics Principles with Applications

Book edition 7th
Author(s) Douglas C. Giancoli
Pages 978 pages
ISBN 978-0321625922

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117 Questions for Chapter 2: Describing motion: kinematics in one dimension

  1. If you are driving at 95 km/h along a straight road, and you look to the side for 2.0 s, how far do you travel during this inattentive period?

    Found on Page 43

  2. Does a car speedometer measure speed, velocity, or both? Explain.

    Found on Page 41

  3. Which of the following should be a part of solving any problem in physics? Select all that apply:

    Found on Page 42

  4. A baseball player hits a ball straight up into the air. It leaves the bat with a speed of 120 km/h. In the absence of air resistance, how fast would the ball be traveling when it is caught at the same height above the ground as it left the bat? Explain.

    Found on Page 41

  5. Every year, the earth travels about 109km as it orbits the sun. What is the earth’s average speed in km/h?

    Found on Page 43

  6. As a freely falling object speeds up, what is happening to its acceleration –does it increase, decrease, or stay the same? (a) Ignore air resistance. (b) Consider air resistance.

    Found on Page 41

  7. A car traveling at 95 km/h is 210 m behind a truck traveling at 75 km/h. How long will it take for the car to reach the truck?

    Found on Page 43

  8. Calculate the average speed and average velocity of a complete round trip in which the outgoing 250 km is covered at 95 km/h, followed by a 1.0 h launch break, and the return of 250 km is covered at 55 km/h.

    Found on Page 43

  9. You travel from point A to point B in a car moving at a constant speed of 70km/h. Then you travel the same distance from point B to another point C, moving at a constant speed of 90km/h. Is your average speed for the entire trip from A to C, equal to 80km/h? Explain why or why no

    Found on Page 41

  10. Can an object have zero velocity and non-zero acceleration at the same time? Give examples.

    Found on Page 41

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