Why does earth orbit the sun rather than any other body in the solar system? a) the mutual repulsions among all the planets hold earth in its orbit. b) the earth is closer to the sun than other bodies in the solar system. c) the sun is the most massive object; gravitational attraction is related to mass. d) the rotational motions of all the planets, including earth, cause them to remain in its orbit around the sun.
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How many hydrogen (h) atoms are in one molecule of sulfuric acid, h2so4? (1 points) 1 2 4 7
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Ablock having mass m slides down an inclined plane. the force of friction between the block and the inclined plane is f, the block's weight is m g, and the normal force is n. (a) draw a free – body force diagram showing the forces acting on the block. (b) write down all relevant newton’s equations for a given situation.
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Two horses begin at rest. after a few seconds, horse a is traveling with a velocity of 10 m/s west, while horse b is traveling with a velocity of 13 m/s west. which horse had a greater acceleration? a. horse a because its change in velocity was greater than horse b's in the same time. b. horse b because its change in velocity was greater than horse a's in the same time. c. horse b because its change in velocity was the same as horse a's, but it took less time. d. both horses had the same acceleration.
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Why does earth orbit the sun rather than any other body in the solar system? a) the mutual repulsio...
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