| Term | Definition |
|---|
| mercury atmosphere | too small and too close to sun to have one |
| AU mercury | .4 AU |
| scarps | high cliffs located on mercury due to harsh environment |
| terminator | line dividing light and dark on mercury |
| Caloris Basin | crater from huge impact on mercury, 1300 km, vibrated through planet |
| avg density of mercury | close to earth due to iron core |
| magnetic field of mercury | not much |
| 3-2 coupling | rotation of mercury with sun |
| Messenger | spacecraft for mercury |
| venus size | almost twin to earth |
| atmosphere of venus | very thick CO2, yellowish orange clouds of sulfuric acid, high pressure |
| temperature fluctuations of venus | little |
| temperature fluctuations of mercury | a LOT |
| continents of venus | ishtar terra & aphrodite terra |
| high point of venus | maxwell mons |
| pancake volcanos | on venus as result of high pressure |
| magnetic field of venus | very weak |
| mars AU | 1.52 AU |
| Christian Huygens | 1659 first reliable observations, predicted rotation |
| Giovanni Schiaparelli | 1877 reported crisscrossing lines on surface, implied water |
| rotation of mars | almost 24 hours |
| Percival Lowell | observatory built in flagstaff AZ, 1894 documented canals, thought they were irrigation systems, |
| 4 major regions of mars | volcanic regions, canyons, expanses of craters, terraced areas at poles |
| Olympus Mons | largest volcano on mars, 24km above plains surrounding, state of missouri sized |
| Valles Marineris | huge canyon on mars 3000mk long, 190 km across, 6 km deep |
| Moqui Marbles | hermatite concentrations, found where water once was, found on mars |
| atmosphere of mars | very thin, cold and dust storms |
| moons of mars | Phobos (fear) & Deimos (Panic) |
Combine with other sets
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