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Solar system

TermDefinition
Astronomical unit Used to measure far distances in space 1au=distance from earth to sun
Meteoroid Chunks of rock smaller then asteroid
Meteor Streak of light.
Meteorite Space rock found on earth
Asteroid Millions of small rocky objects that orbit the Sun in asteroid belt
Comet Made of gas dust and ice revole around the sun in the Kepler belt and the Oort Cloud
Inner planets Terrestrial solid Rickey mercury Venus earth mars
Outer planets Gas giants made of ice and gas Jupiter Uranus Neptune Saturn rings moons hydrogen and helium
Mercury Closet to sun, not the hottest, so small it lacks gravity and atmosphere
Venus Hottest planet, greenhouse effect, Day is longer them yea,-rotation time longer then revolution, acid clouds.
Earth Only planet with life, moderate temperature, protective atmosphere, liquid water
Mars Largest known mountain-Olympus Mons, possible signs of life
Terrestrial planet Four inner planets
Greenhouse effect Occurs when a planets atmosphere traps solar energy and causes the temp to increase
Jupiter Largest planet Galilean moons Great Red Spot
Saturn Most complex ring system least dense planet, would float home of titan a moon
Uranus Rotation axis tilted 90 degrees so rotates like a bowling ball
Neptune Longest period of revolution swirling storms windiest planet
Gas giants Jupiter Saturn Uranus neptune
Galileo moons 4 moons Galileo discovered around Jupiter Io Europa Ganymede Callisto
Dawrf planet Pluto is first same as planet but not larger then neighbors ceres is in asteroid belt
Created by: user-1979041
 

 



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