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Solar system

QuestionAnswer
Astronomical unit Used to measure far distance in space 1 au= distance from the sun
Meter Chunks of rock smaller than astroids
Meteorite Space rock found on earth
Asteroid Millions of small rock objects that orbit the sun in the asteroid belt between Mars and Jupiter
Comets Made of gas dust ice revolve around
Inner planets Terrestrial planets Solid and rocky Mercury Venus earth mars
Outer planets Gas giant Made of ice and gas Jupiter Saturn Uranus Neptune Rings and moons Hydrogen and helium
Mercury Closest planet from the sun Not the hottest-so small it lacks gravity and atmosphere
Venus Hottest planet Greenhouse effect Day is longer than a year-rotation time is longer than it’s revolution Acid clouds.
Earth Only planet with known life Moderate temperature Protective atmosphere Liquid water
Mars Largest known mountain-Olympus mons Possible signs of life
Terrestrial planets The four inner planets
Greenhouse effect Occurs when our planet’s atmosphere traps Solar energy and causes the temperature to increase
Created by: user-1978877
 

 



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