Chapter 5- Gas Giants Flashcards

0
Q

Characteristics of all gas giants

A
  1. Huge
  2. Countless moons
  3. Rings surrounding them
  4. Strange chemistry
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1
Q

Gas giants are aka…

A

The Jovian planets (after Jupiter)

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2
Q

Order of outer planets

A
  1. Jupiter
  2. Saturn
  3. Uranus
  4. Neptune
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3
Q

Differential Rotation

A

Gas rotation rate isn’t consistent. Creates gas swirls (bands/mixture)

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4
Q

Why does Uranus roll throughout the universe

A

Something knocked it over

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5
Q

Jupiter aka

A

King of all gods

Brightest planet in solar system

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6
Q

Jupiter has ___ moons… What are the 4 biggest called?

A

63

4 biggest= Galilean moons

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7
Q

Voyager 1 and 2

A

Went to Jupiter
Lost voyager 1- use voyager 2
Carried lots of instruments to study magnetosphere
Had messages on gold plates

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8
Q

Belts and Zones on Jupiter

A
  • results of convection
  • equivalent of high and low pressure systems on earth
  • warmer zones spread out more
  • belts= dark Zones = light
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9
Q

Zonal Flow

A

East and west winds. Drop off at poles

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10
Q

Jupiters rotational speed

A
  • fastest rotational speed in solar system
  • 9 hours 56 minutes
  • due to rings
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11
Q

Great Red Spot

A
  • on Jupiter
  • hurricane like feature in upper atmosphere
  • bigger than our planet
  • 300+ years old
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12
Q

Saturn

A
  • 2nd largest

* best known for rings

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13
Q

Saturn is aka as…

A

Father of Jupiter

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14
Q

Saturn orbits sun at..

A

2x distance as Jupiter

Very faint–> last planet ancients could see

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15
Q

Saturns rings are made of…

A

Gasses

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16
Q

Cassini

A
  • went to Jupiter first–> slingshots to Saturn
  • flew through gap in rings
  • released probe to the moon Titan to study atmosphere
17
Q

Mimas

A

Death Star

18
Q

Saturn’s Atmosphere is made of…

A

Helium and hydrogen

Helium condensed, liquified and shrunk to center

19
Q

Saturn’s wind speeds of…

A

1500 km/hr

20
Q

Weather on Saturn is…

A

Ripped up by the wind

21
Q

Great hexagon storm

A

At South Pole.. Honeycomb shape

22
Q

Rings on Saturn

A
  • not solid
  • made of dust and boulders
  • tilted at 23 degrees
23
Q

Do the gas giants have surfaces

24
Saturn has how many named moons
48
25
Belts and zones
Changes in color (light/dark) on the surface. Different gasses
26
Significance of methane on planets
Carbon
27
Differential Rotation
Inconsistent gas rates
28
Opposite of a hurricane
Anti cyclone
29
Probe Galileo explored..
Jupiter
30
Which planet rolls around
Uranus
31
Some think Jupiter is a failed ___
Star
32
Fastest wind speeds are where? | How fast?
Neptune | 2,000 km/hr
33
Probe Cassini explored
Saturn/atmosphere of Titan
34
Storm on Neptune
Great dark spot
35
Who discovered Uranus
Hershel
36
Saturn is best known for its
Rings (made of debris)
37
If placed in water, this planet would float
Saturn
38
Brightest moon... Covered in snow
Enceladus
39
How thick are saturns rings
1-2 stories
40
Saturns biggest moon
Tritan
41
Can we see ALL gas giants w/o a telescope?
No