Terrence goes for a walk. He walks 2.0 km north, then turns and walks 4.0 km south of east. What is his displacement vector? Take east to be in the +-direction and north to be in the +-direction.
a. (2.0 + 4.0 ) km
b. (2.8 – 0.8 ) km
c. (4.8 + 5.7 ) km
d. (5.7 – 2.8 ) km
Answer: b. (2.8 – 0.8 ) km
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A.
.B.
.C.
D.
E.