A soccer ball moves in a straight line (the x-axis). The graph in the figure (Figure 1) shows this ball's velocity as a function of time. Part A What are the ball's average velocity during the first 2.5 s ? Express your answer using two significant figures. Vay = m/s Submit Request Answer Part B What are the ball's average speed during the first 2.5 s ? Express your answer using two significant figures. Figure 1 of 1 νο ΑΣφ ? m/s Vav = U, (m/s) Submit Request Answer 3.0 2.0 Part C 1.0 Suppose that the ball moved in such a way that the graph segment after 2.0 s was -3.0 m/s instead of +3.0 m/s. Find the ball's average velocity during the first 2.5 s in this case. t (s) 1.0 2.0 3.0 Express your answer using two significant figures.

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Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
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A soccer ball moves in a straight line (the x-axis). The
graph in the figure (Figure 1) shows this ball's velocity as
a function of time.
Part A
What are the ball's average velocity during the first 2.5 s ?
Express your answer using two significant figures.
?
Vav
%3D
m/s
Submit
Request Answer
Part B
What are the ball's average speed during the first 2.5 s ?
Express your answer using two significant figures.
Figure
1 of 1
始 AX中
圈1 ?
Vav =
m/s
Uz (m/s)
Submit
Request Answer
3.0
2.0
Part C
1.0
Suppose that the ball moved in such a way that the graph segment after 2.0 s was -3.0 m/s instead of +3.0 m/s. Find the ball's and
average velocity during the first 2.5 s in this case.
- (s)
1.0
2.0
3.0
Express your answer using two significant figures.
MacBook Air
DD
F12
DII
F11
F10
F9
000
F8
II
Transcribed Image Text:A soccer ball moves in a straight line (the x-axis). The graph in the figure (Figure 1) shows this ball's velocity as a function of time. Part A What are the ball's average velocity during the first 2.5 s ? Express your answer using two significant figures. ? Vav %3D m/s Submit Request Answer Part B What are the ball's average speed during the first 2.5 s ? Express your answer using two significant figures. Figure 1 of 1 始 AX中 圈1 ? Vav = m/s Uz (m/s) Submit Request Answer 3.0 2.0 Part C 1.0 Suppose that the ball moved in such a way that the graph segment after 2.0 s was -3.0 m/s instead of +3.0 m/s. Find the ball's and average velocity during the first 2.5 s in this case. - (s) 1.0 2.0 3.0 Express your answer using two significant figures. MacBook Air DD F12 DII F11 F10 F9 000 F8 II
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