Exploring Neptune: The Ice Giant

What is the best time to observe Neptune during its opposition?

• At noon

• Around midnight

• Early morning

• Late afternoon

What gases primarily compose Neptune's atmosphere?

• Argon and neon

• Oxygen and nitrogen

• Carbon dioxide and methane

• Hydrogen and helium

How close did Voyager 2 get to Neptune during its flyby?

• About 3,000 miles

• About 10,000 miles

• About 1,000 miles

• About 5,000 miles

What is a unique feature of Neptune's storms compared to Jupiter's?

• They are less violent

• They are smaller

• They disappear and reappear

• They are permanent

How long do Neptune's seasons last compared to Earth's?

• A few months

• A few years

• Several decades

• A few weeks