A Professional Skier Reaches a Speed of 39

question 36

Multiple Choice

A professional skier reaches a speed of 39.6 m/s on a 30° ski slope.Ignoring friction,what was the minimum distance along the slope the skier would have had to travel,starting from rest?

• A) 110 m
• B) 160 m
• C) 320 m
• D) 640 m