the outer planets

The Cassini spacecraft launched the _______(1)_____________ probe whose mission it was to explore the surface of ________(2)____________.

(1) Huygens; (2) Titan

Jupiter's clouds appear to move in bands that alternate east and west direction. The rust-colored bands moving east are called ____(1)______, while the white-colored bands moving west are called _____(2)______.

(1) belts, (2) zones

Pluto contains glaciers made of frozen __________(1)_____________ and floating mountains made of frozen _________(2)___________.

(1) nitrogen; (2) water

The energy that causes the inside of Io, Ganymede and Europa to be liquids comes from:

. tidal interactions between the moons

How many rings does Neptune have?

either 1 or 3

About how long is one day on Pluto?

either 6 or 9 earth days

The first man-made object to peform a fly-by of Saturn was:

either pioneer 11 or pioneer 10

An object revolving near Pluto that is even bigger than Pluto and also a dwarf planet is:

eris

Which of Saturn's rings is closest to Saturn itself?

Either c or d

Which of the following statements accurately describe our understanding of Jupiter's core?

Jupiter's core is most likely rocky but we don't know since we're unable to explore it

The atmospheric pressue on Uranus is so high that it causes the carbon molecules to rip off of methane in the atmosphere and compress. Because of this, on Uranus is rains:

diamonds

The first spacecraft to take close-up images of Jupiter was:

Pioneer 10

Which of the following is a possible hypothesis as to the formation of Saturn's rings?

one or the other a. a moon got disrupted by a huge collision and the pieces flattened into orbit around Saturn b. Saturn pulled in many asteroids from the asteroid belt and they moved into orbit around Saturn

How many known moons of Saturn are there?

over 60

Saturn's largest moon is:

titan

Neptune's largest moon is:

triton

Jupiter gives off more heat than it receives from the Sun -- therefore, Jupiter is still actively cooling

true

Jupiter is so large that all of the other planets in the Solar System could fit inside of it.

true

Neptune is the only planet in our Solar System to be found via mathematical calculations.

true

Pluto is smaller than Earth's moon and it can be best described as

true

Scientists believe Europa has all of the necessary ingredients to spawn life

true

Uranus has a magnetic field that is tipped about 59 degrees in relation to its north/south axis

true

Jupiter's moon, Io, contains more of what than anything else in our Solar System?

volcanoes

Saturn's largest moon contains cryovolcanoes. What do these cryovolcanoes spew?

water

Europa's surface features and brightness are all caused by:

water (and ice)

All of the moons of Uranus are made of an approximately 50/50 mixture of rock and:

water ice

Neptune most likely contains a rocky core and a mantle made of:

water, methane, and ammonia

Pluto's surface is mostly covered in:

ice

About how long is one day on Saturn?

10 hours

About how long is one year on Jupiter?

11.9 years

How many known rings does Uranus have?

13

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

164.8 Earth years

About how long is one day on Uranus?

17 hours

How far (in AU), on average, is Uranus from the Sun? Remember, 1 AU = the average distance between the Earth and the Sun

19.2 AU

How long is one year on Pluto?

248 Earth years

About how long (in Earth years) is one year on Saturn?

29 years

About how far (in AU), on average, is Neptune from the Sun? Remember, 1 AU = the average distance from the Earth to the Sun.

30.1 AU

How many rings does Jupiter have?

4

About how far (in astronomical units) is Jupiter from the Sun? Remember, 1 AU = the average distance from the Earth to the Sun

5.2 AU

How many confirmed moons of Jupiter are there?

67

How long does it take for Uranus to make on complete revolution around the Sun?

84 Earth years

About how far (in astronomical units), on average, is Saturn from the Sun? Remember, 1 AU = the average distance between the Earth and the Sun.

9.6 AU

How long is one day on Neptune?

About 16 hours

Which of the following is true about Pluto's largest moon?

All of the above are true statements about Pluto's largest moon.

Saturn's largest ring is the ______ ring.

B

The gap between Saturn's A and B ring is known as the:

Cassini Division

Pluto's largest moon is named

Charon

Although seen by Galileo, what astronomer actually figured out that Saturn's rings were planetary rings?

Christian Huygens

Who discovered Pluto in 1930?

Clyde Tombaugh

Uranus's moon, Ariel, is most noted for which of the following features?

Deep rift valleys

The four largest moons of Jupiter were discovered by:

Galileo

The largest moon in our Solar System is:

Ganymede

Where is Pluto located?

In the Kuiper Belt

Place the Galilean moons in order of orbit from closest to Jupiter on top to furthest from Jupiter on the bottom

Io Europa Ganymede Callisto

Pluto was deemed to no longer be a planet in 2006 because it did not possess all four of the requried planetary characteristics. Which planetary characteristic does Pluto NOT possess?

It is able to clear its orbit of debris

Why does Jupiter have so many moons?

It is large, so its gravitational field is very strong, so it attracts a lot of nearby objects

Who was the first astronomer to actually view Neptune through a telescope?

Johann Galle

Launched in 2011 and currently completing fly-bys of Jupiter and its moons through 2018, this spacecraft's goal is to determine the origin and evolution of Jupiter.

Juno

Which of the following is a possible hypothesis as to the formation of Jupiter?

Jupiter was formed when many protoplanets condensed together in an area thick with gases

The NASA spacecraft whose mission it was to study Pluto (and other nearby objects) was:

New Horizons

Pluto's surface features the coldest tempeatures of any planet. This is a result of:

Pluto's distance from the Sun

In 1994, what comet impacted Jupiter so severely that its impact could be seen in Jupiter's atmosphere for months?

Shoemaker-Levy 9

The Voyager spacecraft saw a large storm on Neptune, which was gone by the time the Hubble space telescope went out to observe it. Astronomers called this large storm:

The Great Dark Spot

The largest moon of Uranus is:

Titania

Saturn has the lowest ___________________________ of any planet in our Solar System.

density

Neptune's magnetic field also does not align with its north-south axis (it is tilted about 47 degrees). Which other planet's magnetic field is also tilted in relation to its north-south axis?

Uranus

Verona rupes, the largest cliff in our Solar System at 5 to 10 km high, is located on:

Uranus's moon Miranda

Which astronomer was the first to almost exactly predict the location of Neptune in the sky? His letter to the Berlin Observatory allowed a different astronomer to be the first to actually view Neptune.

Urbain le Verrier

The only spacecraft to view Uranus up close was:

Voyager 2

Who discovered Uranus in 1741?

William Herschel

Jupiter's Great Red Spot is actually:

a giant storm that has lasted for hundreds of years

Saturn most likely contains:

a rocky core and a center made out of ice and metallic hydrogen

Which condition necessary for life is present on Saturn's largest moon?

all of the above

Which of the statements below best describe Jupiter's moon, Ganymede?

all of the above accurately describe Ganymede

Which of the following is a feature of Neptune's largest moon?

all of the above are features of Neptune's largest moon

Which of the following is a feature of Saturn's atmosphere?

all of the above are features of Saturn's atmosphere

The only thing all of the moons of Jupiter (besides the Galilean moons) have in common is that they:

all rotate 1 time for every revolution of Jupiter

Which of the following gases is NOT a main component of the atmosphere of Uranus?

ammonia

The interior of Uranus most likely contains a rocky core and a hot mantle made of:

ammonia, water and methane

Because of the methane in its atmosphere, the layering of its clouds and the mixing of its atmosphere, Neptune appears to be what color?

blue

If you were to stand on the surface of Pluto and look up, the sky would appear to be:

blue

Which of the following gases is NOT present in large quantities in Jupiter's atmosphere?

carbon dioxide

Jupiter is a "failed" star

false

Pluto is always further away from the Sun than any of the 8 planets

false

Saturn's rings stretch very far (almost 250,000 km) across the planet and are incredibly thick (over 1,000 kilometers)

false

We are able to see Uranus from Earth without the use of a telescope.

false

What was spotted on Saturn's moon Enceladus in 2005?

geysers of liquid water shooting up from cracks called "tiger stripes"

The main components of Saturn's atmosphere are:

hydrogen and helium

The glow at Jupiter's poles comes from:

magnetic fields of Ganymede and Io interacting with Jupiter's atmosphere

Below Jupiter's gassy atmosphere is an extremely hot liquid formed by the high atmospheric pressure. This liquid, which is able to conduct electricity is:

metallic hydrogen

Which moon of Uranus looks like it has been shattered into hundreds of pieces and then jumbled back together again? This, or upwelling of ice, may be the cause of its unique appearance.

miranda

If you were to look down at Uranus from its north pole, you would see that Uranus's rotation is different from all of the other planets because its rotation:

moves sideways (north/south)

Because of its high mass and strong gravitational pull, one day on Jupiter is:

slightly longer at the poles than at the equator

Neptune has the greatest _________________________ of any planet

wind speed