1. A sprinter runs a 100 m race in a straight line. The table shows how his speed changes with time for the first 5.0 s of the race.

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Chapter2: Kinematics
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1. A sprinter runs a 100 m race in a straight line. The
table shows how his speed changes with time
for the first 5.0 s of the race.
speed
1.7
4.1
5.7
6.5
6.8
m/s
time/s
1.0
2.0
3.0
4.0
5.0
What is the average acceleration (in m/s?) of the sprinter
between time 2.0 s and time 3.0 s?
4.1
1.9
5.7
1.6
Transcribed Image Text:1. A sprinter runs a 100 m race in a straight line. The table shows how his speed changes with time for the first 5.0 s of the race. speed 1.7 4.1 5.7 6.5 6.8 m/s time/s 1.0 2.0 3.0 4.0 5.0 What is the average acceleration (in m/s?) of the sprinter between time 2.0 s and time 3.0 s? 4.1 1.9 5.7 1.6
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