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Solar system

TermDefinition
Astronomical unit Used to measure far distances in space 1 au=distance from earth to sun
Meteoroid Chunks of rock smaller than an 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 evolve the sun in the Kuiper Belt and Oort Cloud
Inner planets Terrestrial planets Solid and rocky Mercury Venus earth mars.
Outer planets Gas giants Ice gas Jupiter Saturn Uranus Neptune Rings and moons Hydrogen helium
Mercury Closest to the sun Not hottest planet Gravity and atmosphere
Venus Hottest planet Greenhouse effect Day is longer than a year rotation than revolution Acid clouds
Earth Only planet with life Liquid water Protective atmosphere
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
Jupiter Largest planet, great red spot
Saturn Home of the titan-a moon, most similar to earth.
Uranus Tilted 90 degrees,
Neptune Swirling storms
Gas giant Jupiter Saturn Uranus Neptune nickname for 4 outer planets.
Galilean moon 4 moons
Dwarf planets Pluto was first , same as planet but mass is different.
Created by: user-1979088
 

 



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