Comets move around the sun in very elliptical orbits. At its closet approach, in 1986, Comet Halley
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Comets move around the sun in very elliptical orbits. At its closet approach, in 1986, Comet Halley was 8.79 × 107 km from the sun and moving with a speed of 54.6 km/s. What was the comet’s speed when it crossed Neptune’s orbit in 2006?
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Physics for Scientists and Engineers A Strategic Approach with Modern Physics
ISBN: 978-0133942651
4th edition
Authors: Randall D. Knight
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