What is the geocentric model of the solar system?

• Earth-centered model

• Sun-centered model

• Moon-centered model

• Star-centered model

Which invention helped scientists prove the heliocentric model?

• Telescope

• Microscope

• Satellite

• Radar

What is the main difference between a planet and a moon?

• Planets orbit the Sun, moons orbit planets

• Moons orbit the Sun, planets orbit moons

• Planets are smaller than moons

• Moons are larger than planets

Which planet is known as the 'Red Planet'?

• Mars

• Venus

• Jupiter

• Saturn

What is the largest planet in the solar system?

• Jupiter

• Saturn

• Earth

• Neptune

Which planet has the longest day in the solar system?

• Venus

• Earth

• Mars

• Mercury

What is the smallest planet in the solar system?

• Mercury

• Mars

• Venus

• Pluto

Which planet has the most moons?

• Jupiter

• Saturn

• Uranus

• Neptune

What is the main composition of the Sun?

• Hot, dense gases

• Liquid water

• Solid rock

• Frozen ice

What is the asteroid belt located between?

• Mars and Jupiter

• Earth and Venus

• Saturn and Uranus

• Neptune and Pluto