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Solar system

QuestionAnswer
Astronomical unit Used to measure far distances in space I AU= distance from Earth to sun
Meteoroid Chunk of rock smaller then asteroid
Meteor Streak of light
Meteorite Space rock found on earth
Asteroids Millions of small rockers 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 Kailee 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 Uranus Neptune all have rights and moons hydrogen and helium
Mercury Closest planet to the sun not the hottest so small it lacks gravity and atmosphere
Venus Hottest planet greenhouse effect day is longer then its year acid clouds
Earth Only planet with life moderate temperature protective atmosphere liquid water
Mars Largest known mountain possible signs of life
Terrestrial planets Inner planets
Greenhouse effect Occurs when a planets atmosphere traps solar energy and causes the temperature to rise
Jupiter Largest planet Great Red Spot Galilean moons
Saturn Most complex ring system it would float home of titan
Uranus Rotation axis tilted 90 degrees
Neptune Longest period of revolution swirling storms windiest planet
Gas giants Jupiter, Saturn, Uranus, Neptune, nickname for the outer planets
Galilean moons The four moons that Galileo discovered around Jupiter Io, Europa, Ganymede, Callisto
Dwarf planet Pluto was the first, same as planet but no larger then its neighbors, ceres in the asteroid belt
Created by: user-1979175
 

 



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