functional layers of the Earth Flashcards

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1
Q

78% nitrogen and 21% oxygen along with other trace gases such as carbon dioxide and argon

A

atmosphere

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2
Q

made of gases

A

atmosphere

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3
Q

all water on earth whether frozen or liquid or gas

A

hydrosphere

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4
Q

on and in the crust

A

hydrosphere

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5
Q

mostly in the ocean

A

hydrosphere

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6
Q

all living organisms on Earth(only) wherever there is liquid water

A

biosphere

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7
Q

atmosphere and hydrosphere is where this is

A

biosphere

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8
Q

greek for rock

A

lithosphere

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9
Q

includes crust and upper mantle

A

lithosphere

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10
Q

rigid and remains rigid for long periods of time

A

lithosphere

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11
Q

when it comes into pressure it breaks broken into tectonic plates

A

lithosphere

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12
Q

greek for weak

A

asthenosphere

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13
Q

upper mantle and relatively thin
50-100 miles deep/thick

A

asthenosphere

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14
Q

highly viscous almost solid
flows reluctantly

A

asthenosphere

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15
Q

mechanically molds and mushes

A

asthenosphere

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16
Q

ductile not rigid ; crust floats on it

A

asthenosphere

17
Q

moves in convection cells

A

asthenosphere

18
Q

moves cm/yr or cm per year

A

asthenosphere

19
Q

seismic waves slowly travel through it

A

asthenosphere

20
Q

moves slower as it deepens

A

asthenosphere

21
Q

low velocity zone (LVZ)

A

asthenosphere

22
Q

Greek for middle

A

mesosphere

23
Q

higher density

A

mesosphere

24
Q

seismic waves move much more quickly than lithosphere or asthenosphere

A

mesosphere

25
Q

bottom 80% of the mantle

A

mesosphere

26
Q

hotter than asthenosphere

A

mesosphere

27
Q

ability to flow varies

A

mesosphere

28
Q

The less easier it is to flow the deeper it gets since pressure fights heat

A

mesosphere

29
Q

mostly iron and nickel

A

outer core

30
Q

liquid & high temperature

A

outer core

31
Q

5k-8k degrees Fahrenheit

A

outer core

32
Q

low viscosity liquid

A

outer core

33
Q

flows turbulently

A

outer core

34
Q

magnetic field

A

outer core

35
Q

nearly all iron and a complete solid

A

inner core

36
Q

10k degrees Fahrenheit

A

inner core

37
Q

70% the size of the moon

A

inner core

38
Q

Order the functional layers from top to bottom

A

lithosphere, asthenosphere, mesosphere, outer core, inner core