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Science - Space

QuestionAnswer
Solar System the Sun, 8 planets, dwarf plants and other bodies that orbit
Galaxy a huge system of stars, dust, and gas held together by gravity
Revolution to go around another object in space
Rotation to spin on its axis
Axis imaginary line that goes through the center of a body in space
Orbit path an object takes around another object in space
Asteroid a rocky mass that orbits the Sun
Comet a frozen mass of ice and dust that orbits the Sun
Satellite object that orbits another object
Mercury Core of 75% iron; has extreme temperatures
Mars The red planet
Jupiter Is the largest planet
Saturn Has thousands of rings
Venus Thick layer of hot, poisonous clouds
Uranus Spins on its side
Pluto Known as a Dwarf planet
Earth Has lots of water
What is the order of the planets from the closest to the Sun to the furthest away? Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune Pluto
Which are inner planets? INNER: Mercury Venus Earth Mars
Which are the outer planets? OUTER: Jupiter Saturn Uranus Neptune
What separates the inner planets from the outer planets? Asteroid Belt
What is one difference between comets and asteroids? Comets are made from frozen masses of ice and dust; asteroids are made up of rock.
Earth's Rotation Causes day & night, rotates on its axis, takes 24 hours.
Earth's Revolution Causes seasons & changes in weather, revolves around the Sun, takes 365.25 days.
What kind of energy does the Sun give off? Heat (Thermal) & Light
Created by: mmlehman
 

 



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