What is the Latin name for the Sun, which gives the solar system its name?

• Luna

• Sol

• Terra

• Astra

Which of the following planets is the smallest among the inner terrestrial planets?

• Venus

• Mercury

• Mars

• Earth

Which planet is known for having a very dense atmosphere with clouds of sulfuric acid?

• Mercury

• Venus

• Mars

• Earth

What term is used to describe the outer planets that are large and gaseous like Jupiter?

• Terrestrial

• Cometary

• Asteroidal

• Jovian

How far is Mercury from the Sun in kilometers?

• 150 million

• 108 million

• 58 million

• 227 million

What is the approximate distance from Earth to the Moon in kilometers?

• 1,000,000

• 500,000

• 384,000

• 150,000

Which planet is known for its prominent rings visible through a telescope?

• Jupiter

• Saturn

• Uranus

• Neptune

What is the primary gas responsible for the blue color of Uranus and Neptune?

• Oxygen

• Hydrogen

• Helium

• Methane

In what year was Pluto reclassified from a planet to a Kuiper Belt Object?

• 2000

• 1996

• 2006

• 2010

Which planet is about 30 times farther from the Sun than Earth?

• Jupiter

• Saturn

• Uranus

• Neptune