Physics, 02.02.2020 22:47 borgesalfonso12
Aspherical asteroid of average density would have a mass of 8.7×1013kg if its radius were 2.0 km. a)if you and your spacesuit had a mass of 130kg, how much would you weigh when standing on the surface of this asteroid? b. if you could walk on the surface of this asteroid, what minimum speed would you need to launch yourself into an orbit just above the surface of the asteroid?
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Occurs when an energy source transfers heat directly to another subject space; an example would be an object becoming warm by sitting in the sunshine
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Physics, 22.06.2019 09:00
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
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Physics, 22.06.2019 13:30
The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?
Answers: 1
Aspherical asteroid of average density would have a mass of 8.7×1013kg if its radius were 2.0 km. a)...
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