A Boat Moves Through the Water in a River at a Speed

question 38

Multiple Choice

A boat moves through the water in a river at a speed of 8 m/s relative to the water.The boat makes a trip downstream and then makes a return trip upstream to the original starting place.Which trip takes longer?

• A)the downstream trip
• B)the upstream trip
• C)Both trips take the same amount of time.
• D)The answer cannot be figured without knowing the speed of the river flow.

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