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9.2 Tectonic Impacts Flashcards | StudBud
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9.2 Tectonic Impacts
9.2 Tectonic Impacts
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Review questions for 9.2 TECTONIC IMPACTS NSW HSC Earth and Environmental Science
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28 cards
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1
Where is the majority of earthquake activity found?
Along plate boundaries
Only where three or more plates meet
In the middle of plates
2
In the picture, subduction zones are indicated by the letters..
B and D
C and D
A and C
B and C
3
Alfred Wegener used all these lines of evidence for continental drift, except
Humans living on all continents of the earth
Fossil evidence
the fit of the continents
climate change evidence
4
This solid layer of the earth is made of mostly iron and nickel
Mantle
Crust
Outer Core
Inner Core
5
The tectonic plates float on which semiliquid layer of the Earth?
Lithosphere
Outer Core
Crust
Asthenosphere
6
Mid-ocean ridges are places where tectonic plates are doing what?
None of thes
Spreading apart
Sliding past each other
Colliding
7
Alfred Wegener's Theory of Continental Drift was replaced by the Theory of...
pangea
crustal forces
plate tectonics
8
Which of the following is correct about the thickness of oceanic and continental crust?
Oceanic: 350-700 km thick, continental: 50-100 km thick
Continental: 350-700 km thick, oceanic: 50-100 km thick
Continental: 35-70 km thick, oceanic: 5-10 km thick
Oceanic: 35-70 km thick, continental: 5-10 km thick
9
Basalt and granite are igneous rocks found respectively in what types of crust?
None of these
Oceanic and continental
Continental and oceanic
10
Which part of the Earth is found directly above the core?
Lithosphere
Crust
Mantle
Troposphere
11
The Himalayas are formed at which type of tectonic plate boundary?
oceanic-continental collision
oceanic-oceanic subduction
continental-continental collision
oceanic-continental subduction
12
What type of crust is found under the oceans?
Geologic
Continental
Oceanic
None of these
13
What leads to the creation of island arcs?
All of these
Collision of a continental and an oceanic plate
Collision of two oceanic plates
Collision of two continental plates
14
Sixty percent of volcanoes occur surrounding the Pacific Ocean, a location called
"the Volcano Zone"
"the Ring of Fire"
"Mordor"
"the hot zone"
15
Which scientist is credited with proposing the ideas of the plate tectonics theory?
Alfred Wegener
Charles Darwin
Albert Einstein
Isaac Newton
16
Which of the earth's layers is broken into several large tectonic plates?
Lithosphere
Crust
Outer Core
Asthenosphere
17
Which of these statements is correct?
Continental crust is thinner than oceanic crust
Both oceanic and continental crust are the same thickness
Oceanic crust is thicker than continental crust
Continental crust is thicker than oceanic crust
18
225 millions years ago, the earth's continents were grouped into one landmass called...
Jurassic
Pangea
Europa
Laurasia
19
What is NOT likely to happen at a divergent boundary?
Volcano formation
Seafloor spreadind
Mountain formation
Rift valley
20
This picture depicts which of the following?
Volcanic eruption
Rift formation
Earthquake
Mountain formation
21
The following plate interaction is an example of?
Convergent boundary
Transform boundary
Divergent boundary
None of these
22
Igneous rocks are...
Only formed in volcanoes
Rocks formed from molten lava
Rocks formed from other rocks by intense heat and pressure
Formed from sediment
23
What landforms are produced when tectonic plates move across the Earth's mantle?
all of the above
volcanos
mountains
ocean basins
24
The tectonic plates at a divergent plate boundary....
move toward each other
move away from each other
slide along each other
25
Granite, which is found in continental crust is composed mostly of?
Silicon, Aluminium and oxygen
Silicon, magnesium and oxygen
26
True or false? Continental crust is less dense than oceanic.
True
False
27
Which of the following is not an example of a plate boundary?
Transform/conservative
Convergent
Divergent
Destructive
28
Sea floor spreading is indicated by which letter in the picture?
B
A
C
D
