ASP Solar System Astronomy 2

Question 1

Mars has two small moons. What are their names?

Accepted Answer

Phobos and Deimos

Answer

Triton and Nereid

Answer

Io and Europa

Answer

Titania and Oberon

Question 2

What is the Great Red Spot on Jupiter?

Accepted Answer

A persistent high-pressure storm

Answer

A volcanic region

Answer

A large impact crater

Answer

A region of metallic hydrogen

Question 3

What is the Roche limit in planetary science?

Accepted Answer

The closest distance a body can orbit without being torn apart by tidal forces

Answer

The maximum orbital distance for a stable moon

Answer

The speed at which a planet captures asteroids

Answer

The minimum size for a body to become spherical

Question 4

Which planet rotates on its side with an axial tilt of about 98°?

Accepted Answer

Uranus

Answer

Neptune

Answer

Saturn

Answer

Venus

Question 5

What is the Cassini Division in Saturn's ring system?

Accepted Answer

A gap between the A and B rings caused by orbital resonance with Mimas

Answer

A small moon orbiting within the rings

Answer

The outermost ring of Saturn

Answer

The densest region of the ring system

Question 6

How long does it take light to travel from the Sun to Earth?

Accepted Answer

About 8 minutes

Answer

About 1 second

Answer

About 1 hour

Answer

About 1 day