You are trying to cross a river that flows due south with a strong current. You start out in your motorboat on the west bank desiring to reach the east bank directly east from your starting point. You should head your motorboat
A)due east.
B)due north.
C)due south.
D)in a southeasterly direction.
E)in a northeasterly direction.

Question

Quizplus · Accepted Answer

To counteract the southward current and reach a point directly east, you should head in a northeasterly direction. This way, the northward component of your boat's velocity will cancel out the southward current, allowing you to move directly east.

You Are Trying to Cross a River That Flows Due