The position of a pinewood derby car was observed at vari- ous times; the results are summarized in the following table. Find the average velocity of the car for (a) the first second, (b) the last 3 s, and (c) the entire period of observation. t (s) 1.0 2.0 3.0 4.0 5.0 x (m) 2.3 9.2 20.7 36.8 57.5

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Chapter2: Motion In One Dimension
Section: Chapter Questions
Problem 13P: A person lakes a trip, driving with a constant speed of 89.5 km/h, except, for a 22.0-min rest stop....
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3. The position of a pinewood derby car was observed at vari-
ous times; the results are summarized in the following table.
Find the average velocity of the car for (a) the first second,
(b) the last 3 s, and (c) the entire period of observation.
t (s)
1.0
2.0
3.0
4.0
5.0
x (m)
2.3
9.2
20.7
36.8
57.5
Transcribed Image Text:3. The position of a pinewood derby car was observed at vari- ous times; the results are summarized in the following table. Find the average velocity of the car for (a) the first second, (b) the last 3 s, and (c) the entire period of observation. t (s) 1.0 2.0 3.0 4.0 5.0 x (m) 2.3 9.2 20.7 36.8 57.5
3. (a) 2.30 m/s (b) 16.1 m/s (c) 11.5 m/s
(1)
Transcribed Image Text:3. (a) 2.30 m/s (b) 16.1 m/s (c) 11.5 m/s (1)
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