19 estions4 of 12Automatic Zoom19. A position-time graph is shown for a motorcycle driving south.Position vs Time1501209060303.5.Time (h)According to the graph, what is the motorcycle's average velocity?b. 24 km/h southa. 5 km/h southc. 120 km/h southd. 150 km/h south20. Walt ran 5 kilometers in 25 minutes, going eastward. What was his average velocity?a. 0.17 km/min east b. 0.2 km/min eastc. 5 km/min eastd. 25 km/min east21. How much work is done if you raise a 6.0 N weight 1.5 m above the ground?a. 4 Jb. 7.5 JC. 9 Jd. 12 J22. When a force is exerted on an object, work is done only if the objectType here to searchLenovoPosition (km)近

19 ) The position-time graph is given as ] The motorcycle driving in the direction of south Find:-…

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According to the graph, what is the motorcycle's average velocity? b. 24 km/h south a. 5 km/h south c. 120 km/h sou

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter2: Representing Motion

Section: Chapter Questions

Problem 67A

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Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –

Question

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4 of 12
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19. A position-time graph is shown for a motorcycle driving south.
Position vs Time
150
120
90
60
30
3.
5.
Time (h)
According to the graph, what is the motorcycle's average velocity?
b. 24 km/h south
a. 5 km/h south
c. 120 km/h south
d. 150 km/h south
20. Walt ran 5 kilometers in 25 minutes, going eastward. What was his average velocity?
a. 0.17 km/min east b. 0.2 km/min east
c. 5 km/min east
d. 25 km/min east
21. How much work is done if you raise a 6.0 N weight 1.5 m above the ground?
a. 4 J
b. 7.5 J
C. 9 J
d. 12 J
22. When a force is exerted on an object, work is done only if the object
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