Models of the Solar System

Who was the Greek philosopher who believed the solar system was Earth-centered or geocentric?

• Johanes Kepler

• Nicolaus Copermicus

• Aristotle

Who was the Polish astronomer who proposed the solar system was sun-centered or heliocentric?

• Galileo Galilei

• Johanes Kepler

• Claudius Ptolemy

• Nicolaus Copernicus

What is another name for Earth-centered?

• geocentric

• heliocentric

Another name for sun-centered is?

• geocentric

• heliocentric

Who was the Greek astronomer who believed the planets moved in small circles?

• Aristotle

• Claudius Ptolemy

• Johanes Kepler

Which is the only planet that has the proper combination of water, temperature, and oxygen to support life?

• Saturn

• Mars

• Earth

• Jupiter

Which is not an Inner Planet?

• Mercury

• Venus

• Uranus

• Earth

• Mars

Which is not an Outer Planet?

• Jupiter, Saturn

• Mars

• Uranus, Neptune

• Pluto

Who was the Italian scientist who first observed the 4 moons traveling around Jupiter?

• Galileo Galilei

• Johanes Kepler

• Tharsis Montes

What planet is the largest?

• Mercury

• Mars

• Jupiter