Physics, 27.02.2020 07:19 rleiphart1
Which of the following sets of characteristics describe what we know about the dwarf planets? (2 points) Orbits the sun, has sufficient mass to assume a nearly round shape, and lacks the gravity to clear items near its orbit. Has sufficient mass to maintain a round shape, orbits the sun, and has enough gravity to clear items near its orbit. Has sufficient mass to maintain a round shape, is not a satellite of any other object, and has enough gravity to clear items near its orbit. Orbits the sun, is not a satellite of any other object, and has enough gravity to clear items near its orbit.
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How would you place two electrons on a sphere of radius r so that the electrostatic potential energy is minimized. how would you place three electrons to solve the same problem.
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In a heat engine if 1000 j of heat enters the system and the piston does 500j of work, what is the final internal energy of the system if the inital energy was 2000 j1.write the equation2.list out your known variables 3. plug the numbers into the equations4.solve 5.write your solution statement that includes initial energy and final energy added.
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Which type of reaction is shown in this energy diagram? energy products activation energy reactants time o a. endothermic, because energy is released to the surroundings o b. exothermic, because energy is absorbed from the surroundings o c. exothermic, because energy is released to the surroundings o d. endothermic, because energy is absorbed from the surroundings
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The velocity of sound wave in air at 35°c is 353m/s, calculate the velocity of sound at 46°c
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Which of the following sets of characteristics describe what we know about the dwarf planets? (2 poi...
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