A 20.0 kg curling stone travels 30.0 m along the ice surface. If the frictional force is 10.0 N, the thermal energy produced is ______.
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- A solid sphere has a temperature of 799 K. The sphere is melted down and recast into a cube that has the same emissivity and emits the same radiant power as the sphere. What is the cube's temperature in kelvins? Number TS Units ToA fuel-efficient car is able to convert the chemical potential energy of gasoline into translational kinetic energy at an efficiency of 78.4%. If there is 8742 kJ of chemical potential energy in one tank of gas, what is the amount of translational kinetic energy produced. How to manipulate formula eff=output/input x 100What is the change in internal energy of a system which does 6.5×105 J of work while 3.00×106 J of heat transfer occurs into the system, and 5.00×106 J of heat transfer occurs to the environment