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EARTH SCIENCE > Part 5 > Flashcards

Part 5 Flashcards

(56 cards)

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1
Q

the nine planets of the solar system are named for

A

greek and roman gods and goddesses

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2
Q

inner planets (4)

A
  1. mercury
  2. venus
  3. earth
  4. mars
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3
Q

outer planets (5)

A
  1. jupiter
  2. saturn
  3. uranus
  4. neptune
  5. pluto
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4
Q

it is in orbit around the sun

A

planet

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5
Q

it has sufficient mass to assume hydrostatic equilibrium

A

planet

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6
Q

it has “cleared the neighborhood” around its orbit

A

planet

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7
Q

hydrogen is converted to helium

A

nuclear fusion

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8
Q

where does the sun’s energy come from

A

nuclear fusion

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9
Q

what produces light

A

stars

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10
Q

what reflects light

A

planets

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11
Q

how are planets categorized

A
  1. composition

2. size

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12
Q

main categories of planets

A
  1. small rocky planets

2. gas giants

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13
Q

small rocky planets (4)

A
  1. mercury
  2. venus
  3. earth
  4. mars
  5. pluto
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14
Q

gas giants (4)

A
  1. jupiter
  2. saturn
  3. uranus
  4. neptune
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15
Q

characteristics of small rocky planets

A
  1. rock & metal
  2. heavy
  3. slow
  4. no rings, few moons
    5.
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16
Q

1st planet

A

mercury

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17
Q

its moon is scarred by thousand of impact crates like earth’s

A

mercury

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18
Q
  1. rocky material
  2. terrestial planet
  3. no atmosphere
A

mercury

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19
Q

2nd planet

A

venus

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20
Q
  1. covered by thick and spinning clouds

2. brightest planet (clouds reflect sunlight)

A

venus

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21
Q
  1. rocky material
  2. iron core, molten rocky mantle
  3. solid core
  4. terrestrial planet
A

venus

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22
Q
  1. almost no water vapor
  2. thick atmosphere
  3. greenhouse effect
  4. hotter than mercury
  5. hot enough to melt lead
A

venus

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23
Q

3rd planet

24
Q
  1. blue & green
  2. rocky, terrestrial
  3. nickel-iron core, molten mantle, solid crust
25
earth's moon
The Moon
26
the earth's only natural satellite
The Moon
27
1. no water | 2. no atmosphere
The Moon
28
1. 1/6 the gravitational pull of the earth | 2. 27.32 days to orbit earth
The Moon
29
4th planet
mars
30
1. red due to iron oxide 2. polar ice caps 3. dust storms, giant dunes, wind streaks
mars
31
1. rocky, terrestrial | 2. has atmosphere
mars
32
1. Olympus Mons 2. Valles Marineris 3. volcanoes that deform the planet's roundness
mars
33
largest volcanic mountain in the solar system
Olympus Mons
34
a gigantic rift valley
Valles Marineris
35
Mars' Moons
1. Phobos | 2. Deimos
36
9th planet
pluto
37
a large frozen ball of ice
pluto
38
rocky core surrounded by water ice
pluto
39
1. lowest gravity 2. 3 moons 3. elliptical orbit
pluto
40
Pluto's moons (3)
1. Charon 2. Hydra 3. Nix
41
characteristics of gas giants
1. made up of gases (H & He) 2. light 3. quick 4. many rings & moons 5.
42
5th planet
jupiter
43
"mini solar system" because of many moons & rings
jupiter
44
1. striped because of east-west winds 2. thick soup-core 3. highest gravity 4. 63 moons
jupiter
45
1. existed for 100 years 2. hurricane-like storm 3. three earths could fit
The Great Red Spot
46
6th planet
saturn
47
1. super-fast winds 2. heat rising from its interior 3. 60 moons
rings
48
it COULD float on water
Saturn
49
1. water ice rings
saturn
50
7th planet
uranus
51
1. blue-green color 2. methane gas 3. small rings 4. water & ammonia
uranus
52
1. absorbs red light | 2. reflects blue light
Methane gas
53
1. no solid surface 2. liquid core 3. 27 moons 4. tilted axis, seasons= 20 yrs
uranus
54
8th planet
neptune
55
1. blue, methane 2. Great Dark Spots 3. hurricane-like storms 4. no solid surface
neptune
56
1. 13 moons | 2. farthest from the sun
neptune

EARTH SCIENCE (9 decks)

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