College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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19
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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
Type here to search
Lenovo
Position (km)
近"
Transcribed Image Text:estions
4 of 12
Automatic Zoom
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
Type here to search
Lenovo
Position (km)
近
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