test2 astronomy

Test2 astronomy - 3:10:00 PM Most water on mars= polar caps and subsurface ground ice greenhouse gases asteroids and comets are unchanged since

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24/03/2008 14:10:00 Most water on mars= polar caps and subsurface ground ice greenhouse gases asteroids and comets are unchanged since their formation in the solar nebula oort cloud is farthest from sun as growing jovian planets captured gas from solar nebula the gas formed swirling  disks around them and moons formed from condensation accretion within these disks most known asteroids are found btw orbits of mars and Jupiter tidal heating causes internal heat of Io primitive meteroirtes contain noticeable fraction of pure metallic flakes between 1 st  and 3 rd  quarter phases tides are least pronounced doubling the distance btw 2 objects halves the force btw them planetary rings are not solid structures metals could remain solids at temps of 1,500 K meteorite= a fragment of an asteroid from the solar system that has fallen to  earth’s surface
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Pluto is different from other outer planets except bc it is cold
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This note was uploaded on 03/27/2008 for the course AST 9 taught by Professor Vestergaard during the Spring '08 term at Tufts.

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Test2 astronomy - 3:10:00 PM Most water on mars= polar caps and subsurface ground ice greenhouse gases asteroids and comets are unchanged since

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