Solar System Quiz

Which planet is closest to the Sun?

• Venus

• Mercury

• Earth

• Mars

Which planet is the largest in our solar system?

• Earth

• Jupiter

• Saturn

• Neptune

What were the main gases in the cloud that formed our Solar System?

• Oxygen and Nitrogen

• Hydrogen and Helium

• Carbon Dioxide and Methane

• Argon and Neon

What holds the solar system together?

• The Sun's gravity

• The Moon's gravity

• Earth's gravity

• Mars' gravity

What is an exo-planet?

• A planet that orbits the Sun

• A planet around another star

• A large luminous mass of gas

• An object in orbit around a planet

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

• A planet orbits the Sun, a moon orbits a planet

• A moon orbits the Sun, a planet orbits a moon

• Both orbit the Sun

• Both orbit a planet

What is the primary function of the Sun in the solar system?

• To provide light

• To hold the solar system together with its gravity

• To orbit the planets

• To create new moons

Which star is the nearest to Earth?

• Proxima Centauri

• Sirius

• Sun

• Alpha Centauri

Which planet is known for having the Great Red Spot?

• Saturn

• Jupiter

• Uranus

• Neptune

What is the main reason planets orbit the Sun?

• Sun's light

• Sun's heat

• Sun's gravitational field

• Sun's size