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Earth layers Flashcards | StudBud
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Earth layers
Earth layers
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Questions
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Answers
1
Which of Earth’s layers has the lowest density?
Inner Core
Crust
Outer Core
Mantle
2
Which is the best description of the characteristics of the asthenosphere?
Liquid, but dense
Brittle, but shifting
Hot, but solid metal
Solid, but flowing
3
Which layer is the thickest?
Mantle
Outer Core
Inner Core
Crust
4
Which of Earth’s layers would be best modeled as a metallic sphere?
Outer Core
Crust
Mantle
Inner Core
5
The mantle is slowly moving due to convection currents. What can happen when it moves
Earthquakes
It stays in the same place
Nothing
6
Which of the following events led to the formation of the layers of Earth?
A slow deposition
A constant cooling
A spinning rotation
A large impact
7
Which statement best describes the INNER CORE?
It has molten rocks and the crust floats over it
It is the hottest, densest, and made of solid iron
It consists of liquid iron and brittle cold rocks
It is the thickest and mostly hot semi-solid rocks
8
What happens to temperature and density as you move from crust to the core (as you go deeper)?
Temperature decrease and density increase
Temperature and density both increase
Temperature increases and density decreases
Temperature and density both decrease
9
Amy wants to know the composition of the earths crust. What would you tell her?
Brittle but solid rock
Molten Iron & Nickle
Solid Iron & Nickle
Semi-solid rock
10
Oceans, and other bodies of water, are found on which layer of Earth?
Inner Core
Crust
Outer Core
Mantle
11
What layer do scientists believe to be in a liquid state?
Mantle
Core
Crust
12
Which layer of Earth do scientists believe is most likely made of solid metals?
Outer Core
Inner Core
Crust
Mantle
13
Which layer of Earth is broken up into giant moving plates?
Lithospher
Inner Core
Outer Core
14
Which Layer is heat transfered through convection current?
Inner Core
Crust
Mantle
Outer Core
15
Which of the following models would best represent the inner and outer core of Earth?
Gelatin (red semi-solid) on top of a cracker (brittle solid).
A metal ball bearing (solid) suspended in oil (liquid).
16
Which layer is made of liquid iron and some nickle?
crust
outer core
mantle
Inner core
17
The layer that has solid rock that we live on.
magma
crust
mantle
core
18
The lithosphere is composed of rock that can be described as being -
Iron
Very Thick
Solid yet moving
Liquid mush
19
The lithosphere consists of the –
inner and outer core.
upper mantle and the crust.
