The table shows the position of a cyclist.
t (seconds) 0 1 2 3 4 5
s (meters) 0 1.6 5.5...
Mathematics, 17.12.2019 19:31, Katy3613
The table shows the position of a cyclist.
t (seconds) 0 1 2 3 4 5
s (meters) 0 1.6 5.5 10.6 17.1 24.9
(a) find the average velocity for each time period.
(i) [1, 3]
4.5
correct: your answer is correct.
m/s
(ii) [2, 3]
5.1
correct: your answer is correct.
m/s
(iii) [3, 5]
7.15
correct: your answer is correct.
m/s
(iv) [3, 4]
6.5
correct: your answer is correct.
m/s
(b) estimate the instantaneous velocity when t = 3.
5.6
incorrect: your answer is incorrect.
m/s
Answers: 3
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Which of the following would be a reasonable estimate for the weight of a pencil? a. 1 × 10^-20 lb b. 1 × 10^20 lb c. 1 × 10^2 lb d. 1 × 10^-2 lb
Answers: 1
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