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Solar system

QuestionAnswer
Astronomical unit Used to measure far distance
Asteroids Millions of small rocky objects that orbit the Sun in the asteroid belt between mars and jupiter
Meteoroid Chunks of rock smaller than asteroids
Meteor Streak of light
Inner planets Terrestrial planets Solid and rocky Mercury, Venus, earth, and mars
Outer planets Gas giants Made of ice and gas Jupiter, Saturn, Uranus, Neptune Rings and moons Hydro
Mercury Closest planet to the sun NOT THE HOTTEST-so small it lacks gravity and atmosphere
Earth Only planet with known life Moderate temperatures Protective atmosphere Liquid water
Mars Largest known mountain Possible signs of life
Terrestrial planets The four inner planets
Greenhouse effect Occurs when a planets atmosphere traps solar energy and causes the temperature to increase.
Venus Hottest planet Greenhouse effect Day is longer than a year Acid clouds
Jupiter Largest planet Galilean moons Great Red Spot
Saturn • Most complex ring system • Least dense planet - it would float • Home of Titan-a moon
Uranus • Rotation axis is tilted 90 degrees so rotates like a bowling ball • Rotation axis is tilted 90 degrees so rotates like a bowling ball
Neptune • Longest period of Revolution • Swirling storms-windiest planet
Gas giants Jupiter, Saturn, Uranus, Neptune Nickname for the 4 outer planets
Galilean moons 4 moons discovered around Jupiter- IO, Europa, Ganymede, Callisto
Dwarf planet Pluto was the
Created by: user-1978833
 

 



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