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Inner planets
Outer Planets
Viewing the solar system
meteors comets and asteroids
100
temperature of 475 degrees celcius
What is venus
100
This planet is the largest of the outer planets
What is Jupiter
100
The heliocentric model of the universe
What is Sun is center
100
Composition of comets
What dust , ice, gases
200
characteristic that is similar among the inner planets
What is rocky
200
The order of the outer planets
What is JUpiter Saturn Uranus Neptune
200
Geocentric model of the solar system
What is Earth as the center
200
The parts of a comet
What are nucleus, coma and tail
300
The order of the inner planets
What is mercury, venus, earth and mars
300
Has the largest most complex ring system
What is Saturn
300
First to say sun was the center of the solar system
Who is Galileo
300
Causes the tail and coma of a comet
What is the sun
400
This planet has no atmosphere
What is Mercury
400
The differences between the inner and outer planet
What is cooler, gaseous and less dense
400
Calculated that the orbits of the planets were elliptical and maintained their own speed
Who was Kepler
400
Enters the atmosphere at high speeds
What is a meteor
500
This planet revolves opposite of earth
What is venus
500
Jupiters Colors
What is bands of white red and tan
500
The theory of the origin of the solar system
What is Nebula
500
Pieces of an meteor that reaches the ground
What is meteorite