Uranus and Neptune QUIZ

Triton

Name this frigid moon.

With a telescope by William Herschel

How was the planet Uranus discovered?

Featureless and smooth (no storms or stripes)

How did Uranus appear when Voyager II flew by in 1983?

False (they are very similar in most categories)

T or F: Uranus and Neptune look similar, but are quite different in terms of mass, size, and density.

The TILT of their axis

Name one major DIFFERENCE between Uranus and Neptune.

Something knocked it over early in its formation

What most likely caused Uranus to have such a craxy tilt?

True

T or F: Uranus and Neptune have strong magnetic fields.

A magnetosphere

What do we call a sea of charged particles trapped around a planet?

Hydrogen and Helium

Which 2 gases make up most of the atmospheres of U & N?

Methane

What gas gives both planets their blue color?

It had many storms.

What surprised scientists when Voyager II arrived at Neptune in 1989?

The Great Dark Spot

What feature received the most attention on Neptune, but disappeared quickly?

Neptune (although Uranus is only barely visible)

What is the only planet in our Solar System that can't be seen with the naked eye?

Math

How was Neptune discovered?

5 mid-sized moons and a bunch of little moons

What type of moons orbit Uranus?

True

T or F: Uranus has no large moons.

False - most orbit in the correct direction

T or F: Most of the moons of Uranus have retrograde orbits

True

T or F: The moons of the outer Solar System tend to be dark.

A "bulls-eye"

From the view of Earth, the orbit of the moons of Uranus resemble what?

It will be destroyed as it drifts toward Neptune

What is Triton's fate?

It is the COLDEST

What makes Triton unique amongst all the moons of the Solar System?

Nitrogen

What type of geysers shoot out from the surface of Triton?

When Uranus passed in front of a star (a stellar occultation)

How were the rings of Uranus discovered in 1977?

Only 1, sadly (Voyager II)

How many spacecraft have ever visited Uranus and Neptune?

True

T or F: All the gas giant planets have rings.