The Solar System Reading

What is the name of the Sun in the Solar System?

• Sol

• Proxima Centauri

• Milky Way

• Nebula

Which of the following is NOT a terrestrial planet?

• Mercury

• Venus

• Jupiter

• Mars

What is the primary composition of the outer planets Jupiter and Saturn?

• Hydrogen and Helium

• Metals and Silicates

• Water and Ammonia Ices

• Carbon Dioxide and Methane

What is the main reason the inner planets are smaller than the outer planets?

• They are made of metals and silicates, which were in smaller amounts in the nebula.

• They are closer to the Sun and have fewer moons.

• They have thicker atmospheres and lower densities.

• They are made mostly of hydrogen and helium.

Which region of the Solar System contains more than 100,000 asteroids and four dwarf planets?

• Kuiper Belt

• Asteroid Belt

• Oort Cloud

• Milky Way

What defines the boundary of the Solar System?

• Oort Cloud

• Kuiper Belt

• Asteroid Belt

• Proxima Centauri

What process allows Sol to produce its own light?

• Nuclear Fusion

• Chemical Reaction

• Gravitational Collapse

• Magnetic Field