The Solar System Unit Exam

Front

What is the fastest orbiting planet in the Solar System?

Back

Mercury is the fastest orbiting planet.

Front

Why do scientists believe there was once water in rivers on Mars?

Back

Scientists think there was once water in rivers on Mars because it looks like rivers carved out gullies and canyons.

Front

What materials make up Saturn's rings?

Back

Saturn's rings are made up of dust, rocks, and ice.

Front

Which statement is NOT true about Titan, Saturn's largest moon?

Back

Titan cannot support human life.

Front

Which moon is the largest in the Solar System?

Back

Ganymede is the largest moon in the Solar System, even larger than Mercury and Pluto.

Front

What is the primary component of Saturn's rings?

Back

The primary components of Saturn's rings are ice particles.

Front

What is the significance of the polar ice caps on Mars?

Back

The polar ice caps on Mars indicate the presence of water in the past.

Front

What is unique about the surface of Titan?

Back

Titan has lakes made up of liquid methane and ethane.

Front

How does the size of Ganymede compare to other moons?

Back

Ganymede is larger than any other moon in the Solar System.

Front

What geological features on Mars suggest past water flow?

Back

Gullies and canyons on Mars suggest past water flow.