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Topic 6 vocab

Science

TermDefinition
Astronomical unit used to measure distance in space 1AU=distance from earth to sun
Meteoroid Chunk of rock smaller than asteroid
Meteor Streak of light
Meteorite Space rock found on earth
Asteroids Many tiny rocky pieces that orbit the Sun in the asteroid belt between mars and Jupiter
Comets Gas, dust, 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, Uranus, Neptune | rings and moons | hydrogen and helium
Earth Protective atmosphere, liquid water, mod temp
Greenhouse effect Planets atmosphere traps solar energy - causes temps to rise
Terrestrial planets Four inner planets
Mars Possible signs of life, largest mount Olympus mons
Created by: user-1979196
 

 



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