Distance and Displacement
Quick practice
Question 1 of 5
A boat that moves in still water with a speed of 2.5 m/s, head north across a river that has a current of 1.5 m/s east, as shown in the diagram below. What is the boat's velocity relative to an observer on the shore:
A
2.9 m/s at 59° north of east
B
2.9 m/s at 31° north of east
C
4.0 m/s at 31° north of east
D
4.0 m/s at 59° north of east
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