Physics, 01.10.2019 04:30 amortegaa805
A40 kg skier skis directly down a frictionless slope angled at l-0o to the horizontal. assume the skier moves in the negative direction of an x axis along the slope. a wind force with component f, acts on the skier. what is f" if the magnitude of the skier's velocity is (a) constant, (b) increasing at a rate of 1.0 m/s2, and (c) increasing at arate of 2.0 mlsz?
Answers: 2
Physics, 22.06.2019 09:00
When a bicycle coasts uphill, it moves slower and slower as it climbs. why? a. its kinetic energy is transforming into heat energy. b. its potential energy is transforming into kinetic energy. c. its kinetic energy is transforming into potential energy and heat energy. d. its potential energy is transforming into kinetic energy and heat energy.
Answers: 1
Physics, 22.06.2019 14:30
Explain what it means to view something from a frame of reference. provide an example that illustrates your explanation. (4 points)
Answers: 1
Physics, 22.06.2019 18:30
Which of the following is not a means to accelerating? question 4 options: a)increase speed b)remain still c)decrease speed d)change direction
Answers: 2
Physics, 22.06.2019 21:30
Aperson touches a large chunk of ice with their hand and remarks, “this is making me cold.” explain what this person is feeling. is the ice transferring “cold” to the person? is there a heat transfer occurring? explain.
Answers: 1
A40 kg skier skis directly down a frictionless slope angled at l-0o to the horizontal. assume the sk...
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