GEOL 0870 - Final

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180 Terms

1

Hydrocarbon

What are the dunes of Titan thought to be made of?

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2

Its a small active moon that hides a global ocean under its icy crust

What is so special about Enceladus?

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3

Tholins

Hydrocarbon particles that cause Titan's atmosphere to be orange

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4

N2, CH4, H2

What elements make up Titan?

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5

YES

Does Titan have Seasons?

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6

Methane Ice

What are the mountains on Titan made of?

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7

Liquid Ethane

What are the rivers on Titan carved from?

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8

Great lakes of natural gas

What bodies of liquid do we see on the surface of Titan and what are they made of?

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9

It's too cold for most liquids and water

What is the problem with the surface temperature of Titan?

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10

Dunes, surface liquid, and lakes

What are the major surface features of Titan?

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11

Sublimation

solid to gas

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12

Titan

What is Saturn's biggest moon?

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13

It closely resembles earth with its global oceans

What is so special about Titan?

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14

Cassini

Orbiter around Saturn and Titan

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15

Huygens

Probe on Saturn and Titan

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16

Xanadu

Large continent-sized bright spot on Titan

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17

90,000 years

In theory, how long did it take for the Dunes of Titan to form?

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18

Tidal heating and some internal heat source

How is Enceladus heated?

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19

NO

Does Enceladus have an atmosphere?

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20

Ganymede

What moon does Enceladus's terrain closely resemble?

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21

Snow

What do the volcanoes on Enceladus erupt?

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22

Ice particles from Cryovolcanic activity on Enceladus

What causes the E Ring of Saturn

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23

Iapetus

What is the 3rd largest moon of Saturn?

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24

Two hemispheres have different colors

What is so special about the colors of Iapetus?

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25

-Early convective activity

-It consumed one of Saturn's rings

-Asteroid impact

What are the theories to explain the formation of the equatorial ridge?

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26

Mimas

Moon of Saturn, called the Death Star moon

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27

Atlas and Pan

Moons of Saturn, UFO Moon

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28

Powerful gravitational forces from Saturn

How did Atlas and Pan get their shape?

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29

Its tilted, looks like its tipped on its side

What is so special about Uranus's axis?

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30

Impact with an Earth sized object

What caused Uranus's axial tilt?

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31

Eternal sunlight, other side gets eternal darkness

What happens to the northern hemisphere of Uranus during the summer?

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32

H2, He, CH4

What elements make up Uranus's atmosphere?

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33

Methane

What causes the blue color of Uranus and Neptune?

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34

Ices

What is Uranus mainly composed of?

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35

Rock

What is the core of Uranus made of?

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36

It is tilted off axis and is off center from the the planet

What is so unique about Uranus's magnetic field?

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37

Methane rich mixes of ices and dust

What is Uranus's rings mainly composed of?

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38

11

How many rings of Uranus are there?

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39

Epsilon Ring

What is the brightest ring of Uranus called?

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40

Occultation

The passage of one body in front of another, temporarily blocking its light

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41

Shepherd moons that flank the ring

What causes the shape of the epsilon ring?

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42

Verona Rupes

Cliff on Miranda

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43

Titania

What is Uranus's largest moon?

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44

Water Ice, Methane Ice, and Silicate Rock

What is Titania made of?

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45

Messina Chasma

Largest canyon on Titania, comparable to Valles Marineras on Mars

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46

Oberon

Which moon of Uranus is tidally locked and has the most craters?

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47

Chasmata

prominent canyons

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48

H2, He, CH4

What is the atmosphere of Neptune made of?

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49

YES

Does Neptune have seasons?

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50

There's 16 hours in a day

What factor of Neptune contributes to its oblate shape?

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51

Urbain Le Verrier

Who predicted Neptune's location using gravity disturbances?

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52

Hydrogen, Helium, and Methane

What makes up Neptune's atmosphere?

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53

Convecting gas rising from the interior

What causes the Great Dark Spot on Neptune?

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54

Methane

What are the clouds of Neptune made of?

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55

NO, they are VERY VERY FAST

Are Neptune's winds slow?

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56

The hydrogen rich atmosphere

What causes the mantle of Neptune to be Water, methane, and ammonia slush?

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57

Neptune

What planet does Diamond Rain occur on?

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58

Immense pressure in the atmosphere

What causes Diamond Rain?

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59

Its tilted and offset from the center planet

What is so strange about Neptune's Magnetic Field?

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60

14

How many moons does Neptune have?

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61

Kuiper Belt objects

Where are the moons of Neptune thought to come from?

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62

Non-spherical shape and NO geologic activity

What are some unique features about Proteus and Larissa?

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63

Triton

What is Neptune's largest moon?

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64

Triton

Which moon orbits backwards?

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65

Originally a planetesimal and was captured by Neptune

How did Triton end up as a moon?

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66

Volcanoes on Triton

Active and spew liquid nitrogen

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67

Triton

Which moon has an astronomically low atmospheric pressure?

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68

H2O, CH4, N2, and CO2

What is Triton composed of?

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69

Ice caps of frozen nitrogen and methane

What is located across the Southern Hemisphere of Triton?

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70

Trans Neptunian Objects

Any minor or dwarf planet that orbits the sun at a greater average distance than Neptune

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71

Neptune

What planet is the Kuiper Belt located beyond?

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72

Kuiper Belt

Where is the potential location of short-period comets?

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73

Astronomers think its remnants left over from the formation of the solar system

How was the Kuiper Belt formed?

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74

Roman god of the underworld

Where does Pluto get its name from?

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75

Its tilted and elliptical

What is so unusual about Pluto's orbit?

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76

NO

Does Pluto have an atmosphere?

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77

Sunlight sublimating ices on surface

What can cause Pluto to have an haze?

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78

Tholins

What makes Pluto red?

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79

NO

Does Pluto have a magnetic field?

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80

Mainly nitrogen ice, with methane and carbon monoxide ices also present

What is Pluto's surface made of?

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81

Tombaugh Regio

The heart of Pluto

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82

Sputnik Planitia

Smooth western lobe of Tombaugh Regio

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83

Mountains of Nitrogen, Methane, and Carbon Monoxide

What feature is on the Eastern lobe of the Tombaugh Regio?

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84

-During the day, a thin layer of this nitrogen ice warms and turns into vapor.

-At night, the vapor condenses and once again forms ice.

The cycling of nitrogen across Tombaugh Regio is...

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85

Macula

"Brass Knuckles", Spaced out dark regions that are intersected by topographic highs

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86

Cthulhu Macula

The largest Macula on Pluto

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87

Tholins mixing and creating ices

What causes the dark color of Macula on Pluto?

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88

Montes

Mountains of ice found on Pluto

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89

Tenzing Montes / Norgay Montes

Highest mountain range on Pluto, made of water ice

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90

Charon

What is Pluto's largest moon?

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91

It is tidally locked

What is unusual about Charon's orbit around Pluto?

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92

Tholins

What causes the red regions on Charon?

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93

Chasma

Canyon systems, of which Serenity Chasma is the largest

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94

In a moat, cryovolcano

Where does Kubrick Mons sit and what is it?

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95

From two separate progenitor objects that formed over time from a rotating cloud of small, icy bodies.

How did Arrokoth form itself?

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96

Eris

dwarf planet similar to pluto

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97

Oort Cloud

A spherical region of comets that surrounds the solar system

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98

Small nudges from gravitational pulls

How can comets enter the inner solar system?

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99

Hundreds of Thousands of Years - Millions of Years

How long is the orbit of most comets?

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100

Short period comets

Comets that take less than 200 years to orbit the sun

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