Solar System Quiz for 8th Grade

One of the planets known to have rings is

• Venus

• Mars

• Uranus

• Pluto

Which of the following is not a Jovian planet?

• Earth

• Saturn

• Neptune

• Uranus

Which of the following is not a terrestrial planet?

• Mercury

• Earth

• Mars

• Jupiter

The formation of the solar system from a huge cloud of dust and gases is called the

• protoplanet theory

• nebular theory

• planetesimal theory

• solar theory

Which of the following is NOT considered part of the solar system?

• terrestrial planets

• galaxies

• Jovian planets

• sun

The Jovian planets contain a large percentage of the gases

• nitrogen and argon

• hydrogen and helium

• oxygen and nitrogen

• hydrogen and oxygen

Which planet has a cratered surface similar to Earth's moon?

• Mars

• Mercury

• Venus

• Saturn

The planet with the greatest temperature extremes is _________.

• Earth

• Mars

• Venus

• Mercury

Which planet has a dense carbon dioxide atmosphere and high surface temperatures?

• Venus

• Mars

• Earth

• Mercury

Which planet has a greater mass than the combined mass of all the remaining planets and their moons?

• Venus

• Jupiter

• Saturn

• Pluto