A girl and her bicycle have a total mass of 40 kg. At the top of the hill her speed is 5.0 m/s. The hill is 10 m high and 100 m long. If the force of friction as she rides down the hill is 20 N, what is her speed at the bottom

Other questions in category

• Win is sailboarding. Starting from rest near the shore, they accelerate with a uniform acceleration ...
• What is the difference between thrust and applied force?
• When the washing machine spins the clothes, _______________
• Newton's Third Law of Motion relates to action and reaction. Which of the following scenarios accura...
• An object is moving east, and its velocity changes from 66 mvs to 26 mvs in 10 seconds. Which descri...
• Which type of lever is steep road​
• Most metals are dull brittle ductile
• A wheel rolls 5 revolutions on a horizontal surface without slipping. If the center of the wheel mov...
• A 16-cm-diameter circular loop of wire is placed in a 0.64-t magnetic field. part a when the plane o...
• A hydraulic system contains 3 pistons. The input piston has an area of 0.625 in2, one of the output ...