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Aplanet of mass m 6.75 x 1024 kg is orbiting in a circular path a star of mass m 2.75 x 1029 kg. the radius of the orbit is r 8.05 x107 km. what is the orbital period (in earth days) of the planet tplanet?
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We put a force of 50n on an object and the acceleration is 100 m/s². what is the mass of the object?
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How does an observation about an object differ from an inference about that object
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A planet with mass 7 x 1024 kg orbits a sun with a period of 1 Earth's years. The speed of the plane...
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