Planets
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Created by:
burriedunderstudy on May 15, 2012
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24 terms
Terms | Definitions |
|---|---|
 Mercury | planet closest to the Sun; has a thin atmosphere with temperature extremes, an iron core, and many craters and high cliffs |
| Mercury Surface Temperature | 183C |
| Venus | second planet from the Sun; has a dense atmosphere with high temperatures, a surface with craters, faultlike cracks, and volcanoes; sometimes called Earth's twin. NO MOONS |
| Venus Rotational Period | 284days |
| Venus Revolutionary Period | 225 days |
| Venus Surface Temp | 867 F |
| Mars | fourth planet from the Sun; appears reddish because of iron oxide in weathered rocks; has polar ice caps, a thin atmosphere, and two moons: phobos and deimos |
| Mars Surface Temp | -70 F |
| Jupiter | largest planet and fifth planet from the Sun; has faint rings, 63 moons, an atmosphere formed mostly of hydrogen and helium, and its surface has continuous storms |
| Io | Jupiters moon.Acticve volcanoes because of tidal flexing |
| Europa | Jupiters Moon. Might possibly have a huge ocean and life. |
| Saturn | second-largest and sixth planet from the Sun; has a complex ring system, at least 31 moons, and a thick atmosphere made mostly of hydrogen and helium |
| Jupiter Rotation | 9.9 hours |
| Jupiter Revolution | 11.8 yrs |
| Jupiter Surface Temp | -116 F |
| Saturn Surface Temp | -220 F |
| Saturn Revolution | 10,747 days |
| Saturn Rotation | 10.7 hours |
| Saturn's Moons | Titan and Enceladus. Titan is the first non planet that has an atmosphere |
| Pluto | smallest planet and usually considered to be the ninth planet from the Sun; has a thin atmosphere and a solid, icy-rock surface. 3 moons |
| Pkuto Surface Temp | -373 F |
| Pluto Rotation | 15.3 hrs |
| Pluto Revolution | 248 yrs |
| Pluto Moons | Nix, Hydra, Charon |
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