ASTRO 1102 Midterm: AST 102 Cornell astro102 practice exam3
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2: which of the following best describes pluto in terms of the general characteristics of terrestrial and. 7) than 98 percent of hydrogen and helium. 11: which of the following pluto observations did not help convince scientists to change pluto"s status. 12) from that of a planet: discovery of pluto"s 3 moons, discovery of seasonal atmosphere, similar to comets, discovery of the kuiper belt, discovery of large kuiper belt objects. 20: the oort cloud; long period comets tend to be in the plane of the solar system, just like the. Kuiper belt: the four galilean moons around jupiter are. 4: which of the following does not explain why there is a small chance for a major impact to occur on. 28) hit earth: once every hundred million years, once every thousand years, once every century, once every million years, once in earth"s history.
