Physics, 23.01.2020 10:31 masonorourke
Aball of mass 100g falls from a height of 3m on to a horizontal surface and rebounds to a height of 2m. calculate the change in momentum and the kinetic energy of the ball it strikes the surface
Answers: 1
Physics, 21.06.2019 18:00
This question is worth 54 points ! rock falls from a ledge to the ground what energy conversion occurs during this process a potential to kinetic b kinetic to potential c thermal to mechanical d chemical to mechanical
Answers: 2
Physics, 22.06.2019 10:00
Your town is considering building a biodiesel power plant describe at least two advantages and two disadvantages
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Physics, 22.06.2019 17:50
Two identical stars with mass m orbit around their center of mass. each orbit is circular and has radius r, so that the two stars are always on opposite sides of the circle. (a) find the gravitational force of one star on the other. (b) find the orbital speed of each star and the period of the orbit. (c) how much energy would be required to separate the two stars to infinity?
Answers: 1
Physics, 23.06.2019 07:00
Atrain flies at a speed of 350 miles per hour how far will it travel in 3 hours
Answers: 2
Aball of mass 100g falls from a height of 3m on to a horizontal surface and rebounds to a height of...
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