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Physics
Physics
Problem
The position of a toy car moving along a straight track was recorded: Time (s): 0 2 5 7 9 Position (m): 0 4 10 10 4 During which of the following intervals did the car have the greatest speed (magnitude)? a)
0
s
−
2
s
0\,\text{s} - 2\,\text{s}
0
s
−
2
s
b)
2
s
−
5
s
2\,\text{s} - 5\,\text{s}
2
s
−
5
s
c)
7
s
−
9
s
7\,\text{s} - 9\,\text{s}
7
s
−
9
s
d)
0
s
−
5
s
0\,\text{s} - 5\,\text{s}
0
s
−
5
s
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