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Physics
Physics
Problem
A student walks
15
m
15\,\text{m}
15
m
east from the origin and then
15
m
15\,\text{m}
15
m
west back to the origin. What is the student's displacement from the origin at the end of the walk? a)
30
m
30\,\text{m}
30
m
b)
15
m
15\,\text{m}
15
m
west c)
0
m
0\,\text{m}
0
m
d)
30
m
30\,\text{m}
30
m
east
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