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Solar system

TermDefinition
Astronomical unit Used to measure far distance in space 1AU=Distance from earth and sun
Meteoroid Chucks of rock smaller than asteroid
Meteor Streak of light
Meteorite Space rock found on Earth
Asteroids Millions of small rocky objects that orbit the sun in the asteroid belt between mars and Jupiter
Comets Made of gas, dust, and ice, revolve around the sun in the Kuiper Belt and Oort Cloud
Inner planets -terrestrial planets -solid and rocky -mercury, venus, earth ,mars
Outer planets -gas giants -made of ice and gas -Jupiter,Saturn,,
Jupiter -largest planet -Galilean moons -great red spot
Saturn -most complex -least dense planet-it would float -home of titan-a moon
Uranus Rotation axis is tilted 90 degrees so rotates like a bowling ball
Neptune -longest period of revolution -swirling storms-windiest
Gas giants Jupiter, Saturn,Uranus,Neptune, nickname for the 4 outer planets
Galilean moons 4 moons Galileo discovered around Jupiter -lo, Europa, Ganymede ,Callisto
Dwarf Planet -Pluto was the first -same as planet but no larger than its neighbors -Ceres in the asteroid belt
Created by: user-1979078
 

 



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