Two Skiers Start at the Same Place and Finish at the Same

question 19

Multiple Choice

Two skiers start at the same place and finish at the same place.Skier A takes a straight,smooth route to the finish whereas Skier B takes a curvy,bumpy route to the finish.If you assume that friction is negligible,which of the following statements is true?

• A)Skier A has the same speed as skier B at the finish.
• B)Skier B has the greater speed at the finish.
• C)Skier A has the greater speed at the finish because the route is straight.
• D)Skier A has the greater speed at the finish because the route is smooth.
• E)Skier A has the greater speed at the finish because the route is both straight and smooth.