Uranus and Neptune Flashcards Preview

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Flashcards in Uranus and Neptune Deck (17):
1

_______ is the densest of the great planets.

Neptune

2

How much tilt does Uranus' axis have?

90 degrees

3

What year was Neptune discovered?

1846

4

What gas gives Uranus the Blue-Green color?

Methane

5

True or false: Uranus has a larger radius than Neptune.

True

6

How long does it take Neptune to complete one orbit around the Sun?

164 years

7

Neptune has 13 known moons. What's the name of the largest one?

Triton

8

Ice giants defined are planets that formed mostly of the liquid form of volatile substances. Which of the following are considered this type of planet?

Uranus
Neptune

9

What was Uranus called until Johann Elert Bode named it?

The Georgium Sidus

10

How was Uranus discovered?

Sir William Herschel's use of a telescope

11

What is the axial tilt of Uranus?

98 degrees

12

What is so special about Neptune's magnetic field?

The magnetic field is tilted 47 degrees from Neptune's rotation axis

13

Which pair is known as the ice giants?

Uranus and Neptune

14

What was photographed by Voyager 2 on Neptune and has since disappeared?

A giant storm known as the Great Dark Spot

15

How fast have wind speeds been observed on Uranus?

900 km/h

16

Uranus

is the coldest planet in the solar system.

17

Which planet has the fastest winds in our Solar System?

Neptune