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Physics
Physics
Problem
Starting from the origin, a boy walks
120
m
120\,\text{m}
120
m
east and then
70
m
70\,\text{m}
70
m
west. Find his net displacement. a)
120
m
120\,\text{m}
120
m
east b)
50
m
50\,\text{m}
50
m
west c)
190
m
190\,\text{m}
190
m
east d)
50
m
50\,\text{m}
50
m
east
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