10B Celestial Bodies Quiz

Which planet rotates on its side?

• Neptune

• Uranus

• Saturn

• Jupiter

What is Earth’s only natural satellite?

• Phobos

• Deimos

• The Moon

• Ganymede

What is happening to Earth’s Moon over time?

• It is moving closer to Earth

• It is getting larger

• It is moving away from Earth

• It is losing its atmosphere

Which is the lightest planet in the solar system?

• Mars

• Neptune

• Saturn

• Mercury

Which planet is home to the largest moon in the solar system?

• Saturn

• Neptune

• Jupiter

• Mars

Venus is unique because:

• It has no atmosphere

• Its day is longer than its year

• It is the largest planet

• It has the coldest surface

Which moon is the largest in the solar system and bigger than Mercury?

• Titan

• Callisto

• Ganymede

• Europa

Halley’s Comet is known for returning approximately every:

• 50 years

• 76 years

• 100 years

• 150 years

Halley’s Comet is often called:

• A frozen fireball

• A gas planet

• A dirty snowball

• A rocky asteroid

Why does Mars appear red?

• It has red clouds

• It is covered in volcanic lava

• Its soil contains iron oxide (rust)

• It reflects red light from the Sun