A 50.0-kg skier starting from rest travels 200 m down a hill that has a 20.0° slope and a uniform surface. When the skier reaches the bottom of the hill, her speed is 30.0 m/s. (a) How much work is done by friction as the skier comes down the hill? (b) What is the magnitude of the friction force if the skier travels directly down the hill?
Answers: 1
Another question on Physics
Physics, 22.06.2019 09:30
Gasoline comes from petroleum, which is made from ancient living things. petroleum, therefore, contains a type of energy. a. heat b. nuclear c. biological d. chemical potential
Answers: 2
Physics, 22.06.2019 16:30
When measuring volume, why is it important to use the correct tools and units to attain the greatest accuracy? use specific examples from the lab to support your answer. (5 points)
Answers: 1
Physics, 22.06.2019 17:30
Describe cytokinesis in plants and animals. in animals: in plants.
Answers: 2
You know the right answer?
A 50.0-kg skier starting from rest travels 200 m down a hill that has a 20.0° slope and a uniform su...
Questions
Health, 12.03.2020 23:26
Mathematics, 12.03.2020 23:27
History, 12.03.2020 23:27
Chemistry, 12.03.2020 23:27
English, 12.03.2020 23:27
Mathematics, 12.03.2020 23:27
Biology, 12.03.2020 23:28
Geography, 12.03.2020 23:28
