A child on a sled starts from rest at the top of a 20.0° frictionless slope that is 100m long. What is the child's speed
Posted: Mon May 09, 2022 6:07 pm
A child on a sled starts from rest at the top of a 20.0° frictionless slope that is 100m long. What is the child's speed at the bottom of the slope? A) 26 m/s B) 90 m/s C) 11 m/s D) 47 m/s E) 34 m/s