Which of the following transport mechanisms utilizes energy?
a. diffusion
b. osmosis...
Physics, 24.10.2019 00:00 henryzx900
Which of the following transport mechanisms utilizes energy?
a. diffusion
b. osmosis
c. facilitated diffusion
d. endocytosis go to previous question. go to next question. review answer selection
Answers: 3
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For waves in the ocean, the medium of the waves is a. air b. water c. energy d. a passing boat
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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, 22.06.2019 21:10, bri9263
Two masses are connected by a rope that hangs over a pulley as shown below. the pulley is a uniform cylinder of radius 푅=0.381meters and mass 푀=3.1푘푔. initially 푚"is on the ground and 푚#rests 2.5 meters above the ground. if the system is released, use conservation of energy to determine the speed of 푚#just before it strikes the ground. assume the pulley bearing is frictionless.
Answers: 2
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