Gravitational potential energy at point
A skier with a mass of 84 kg hits a ramp of snow at 32 m/s and becomes airborne. at the highest point of flight, the skier is 4.7 m above the ground. what is the skier's gravitational potential energy at this point?
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Suppose the shuttle was launched from a launch pad on the moon. What changes would we observe? suppose it was launched form a launch pad in a space vacuum. Would it work? What changes would we observe? Explain.
What are your thoughts about the idea that technological and medical advances would bring an end to hunger disease, drudgery and unemployment in the U.S.?
A sample consisting of 2.00 mol of ideal gas molecules, for whichCV,m =(5/2)R, initially at p1 =111 kPa and T1 =277 K, is heated reversibly to 356 K at constant volume. Calculate the final pressure, ?U, q, and w.
What role does persuasive writing play in the criminal justice system? How well does persuasive writing meet the criteria of effective communication within the criminal justice system? Explain.
A bicycle has wheels with a diameter of 0.67 m. It accelerates uniformly and the rate of rotation of its wheels increases from 191.0 rpm to 260.0 rpm in a time of 21.7 s. Find the linear acceleration of the bicycle
Suppose the highway is icy and the coefficient of friction between the tires and pavement is only one-third what you found in part A. What should be the maximum speed of the car so it can round the curve safely?
Describe the rapid conquests of Muslim armies in the seventh and eighth centuries. How was the expansion of Islam finally stopped in Western Europe? Please answer in detail.
What is the concentration of N2 gas at equilibrium when the concentration of NO2 is twice the concentration of O2 gas?
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Problem: In this discussion, define "confidence" using behavioral terms, avoiding mentalistic explanations.
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