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Earth structure
Earth structure
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1
Which is not an example of plate movement of Earth's crust.
uplift
earthquake
erosion
volcanoes
2
Alfred Wegener claimed the continents
move
, but couldn't explain what caused it.
True
False
3
These are rigid pieces of the lithosphere that float above the asthenosphere
fossil evidence
continental drift
Alfred Wegener
tectonic plates
4
The hottest of Earth's layers is the ...
crust
inner core
outer core
mantle
5
Where does seafloor spreading occur?
None of the above
Mountain Ridges
Mid-Ocean Ridges
Rift Ridges
6
At transform plate boundaries, two plates....
...move past each other horiztonally
...rub against each other up and down
....subduct
...move away from each other diagonally
7
Convection currents occur in the ____________.
Atmosphere
Inner Core
Mantle
Asthenosphere
8
The layer of hot, solid material between Earth's crust and core (most of Earth's mass).
Crust
Inner Core
Mantle
Outer Core
9
True or False: The Crust of the Earth moves.
False
True
10
Which of the Earth’s layers is made of liquid iron?
X
W
Y
Z
11
What is a divergent Boundary?
when two tectonic plates move away from each other
when two tectonic plates move towards each other
when two tectonic plates slide past each other
when two tectonic plates race each other
12
Earth’s inner core
Most pressure, highest temperature and densest
Least pressure, lowest temperature and lowest density
13
Transform plates cause...
Lava
Rivers
Mid-Ocean ridges
Earthquakes
14
What is the Lithosphere?
The Lithosphere is the mantle.
The Lithosphere is the crust.
The Lithosphere is the sphere of earth containing soil.
The Lithosphere is the crust and upper layer of the mantle.
15
What is seafloor spreading?
Movement & spreading of ocean crust above continental crust.
Spreading of ocean crust solely due to earthquakes.
Formation of new ocean crust as result of magma pushing up.
16
The layers of the earth in order from
outside to inside
are...
Outer Core, Inner Core, Crust, Mantle
Mantle, Crust, Inner Core, Outer Core
Inner Core, Mantle, Crust
Crust, Mantle, Outer Core, Inner Core
17
Deep ocean trenches are associated with
ocean ridge systems.
transform fault boundaries.
subduction zones.
rift zones.
18
A divergent plate boundary creates
a Mid-Ocean ridge
Mountains
A Trench
19
A subduction zone is in a convergent boundary
false
true
20
Label the layers of the Earth.
crust, mantle, outer core, inner core
crust, outer core, inner core, mantle
inner core, mantle, crust, outer core
crust, outer core, mantle, inner core
21
Earth's inner core is
layer of rock
dense ball of solid metal
layer of hot rock
layer of molten metal
22
Convection currents in the mantle are caused by differences in what?
Size
Mass
Temperature and Density
Composition
23
When parts of the crust are being pulled down into the earth
heat & pressure
cooling
subduction
introduction
24
A
transform
plate boundary makes deep trenches and volcanoes.
True
False
25
Why does oceanic crust subduct under continental crust?
Oceanic crust is denser
Oceanic crust is younger
Continental crust is older
Continental crust is denser
26
What causes the crustal plates of the earth to move?
the prevailing winds in the jet stream
convection currents in the mantle
the rotation of the Earth on its axis
the high tides of the oceans
27
The movment of plates from pangea is caused by
tidal changes
magnetic forces
plate tectonics
volcanic eruptions
28
Not evidence of pangea
Hotspots
Sea floor spreading
Rock layers matching
Antarctic climate change
29
Evidence of Pangea
Same types of rocks found in matching areas of continents
Same fossils found in matching areas of continents
All answers are true
Outlines of all continents fit as jigsaw puzzle
30
At transform plate boundaries.....
The plates collide
None of the above
The plates divide
The plates slide past eachother
31
How many layers does the Earth have?
1
3
2
4
32
What are plate tectonics?
Outer shell of Earth broken into several parts.
Plate tectonics are mountains.
A flat dish from which food is served on.
33
Label the layers of the Earth.
crust, outer core, mantle, inner core
crust, mantle, outer core, inner core
crust, outer core, inner core, mantle
inner core, mantle, crust, outer core
34
All of the continents used to be united and called PANGEA
False
True
35
A Convergent boundary has the plate moving...
Downward
Together
Sliding Past (Friction)
Apart
36
What is Earth's core mostly made of?
Nickel and copper
Nickel and nitrogen
Iron and carbon
Iron and Nickel
37
The _______ move by convection currents in the _________.
continents, atmosphere
states, core
plates, mantle
plates, core
38
Which of the following is not evidence that a supercontinent once existed?
Mountain ranges matching on separated continents
The same exact land animal fossils found on Africa and South America
Glacial evidence found in the tropics
The size of the crust
39
Deep ocean trenches are associated with
transform fault boundaries.
subduction zones.
rift zones.
ocean ridge systems.
40
In convection currents,
cooler rock rises and hotter rock sinks
hot and cool rock sinks
hotter rock rises and cooler rock sinks
hot and cool rock rises
41
What is a convergent boundary?
when two plates slide past each other
when two plates move away from each other
When two plates come together
42
Harry Hess hypothesized that
there were at least 8 supercontinents in the distant past.
the sea floor is spreading at mid-ocean ridges.
volcanoes form near deep ocean trenches.
continents drifted and once formed a supercontinent.
43
Alfred Wegener came up with the idea of _____________________.
continental drift
radiation
mountain formation
conduction
44
Example of Fossil Evidence of pangea
Fossils only found in one area
Fossils of same plants and animals found all over the world.
Fossils of elephants found in china
45
What is the name of the molten rock on the outside of Earth's crust?
Lava
Mantle
The floor is water!
Magma
