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Plate Tectonics, Pearson IS Chap. 3 Flashcards | StudBud
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Plate Tectonics, Pearson IS Chap. 3
Plate Tectonics, Pearson IS Chap. 3
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A #science quiz about #platetectonics #Pearson #Interactive Science #Earth Structure #Chapter 3
Flashcards
27 cards
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Questions
27
Answers
1
Identify the Plate Boundary
Divergent
Convergent (Subduction)
No boundary
Transform
2
Where does subduction occur?
At deep-ocean trenches
Along the middle of some ocean floors.
Down the middle of mountain ranges.
On continents
3
Which process adds more crust to the ocean floor?
Magnetic Stripe
Subduction
SuctionS
Sea-floor spreading
4
Alfred Wegener first proposed that...
The Earth is expanding
Peanut butter and jelly should go together
The seafloor is spreading
The continents drift away from each other
5
T/F:Continental drift states that all continents were once joined as a single super continent.
False
True
6
Which is not evidence of Continental drift?
Weather
Climate
Land forms
Fossils
7
Any trace of an ancient organism that has been preserved in rock is called a?
fossil
mineral
landform
artifact
8
Identify the Plate Boundary
Divergent
Convergent (Subduction)
Convergent (Collisional)
Transform
9
Gravity pulling more dense oceanic crust under less dense continental crust is what process?
Sea-floor spreading
Continental drift
Subduction
Plate tectonics
10
T/F: Oceanic crust nearer to mid-ocean ridges is younger than crust farther away.
True
False
11
Wegener proposed that the continents were once joined to form a supercontinent called...
Pangaea
Palanto
Rondwana
Rhodesia
12
Study the image: The boundary between the Pacific and Australian Plate is an example of...
Transform
Divergent
Does not touch
Convergent (Subduction)
13
Converging continental crusts (equal density) create what land form?
rift valley
deep-ocean trench
mountain range
mid-ocean ridge
14
Which is not a feature associated with subduction zones?
Opening of New Seas
Volcanoes
Trenches
Earthquakes
15
T/F: If subduction occurs faster than oceanic crust can be created the ocean will expand.
true
false
16
What technology was used int he mid 1900's to map the bottom of the ocean floor?
Satellites
Sonar
Deep-sea divers
Submarines, like Alvin
17
T/F Places near plate boundaries have a higher risk of earthquakes
True
False
18
Identify the Plate Boundary
Convergent (Subduction)
No boundary
Transform
Divergent
19
What forces are thought to be responsible for Plate Movement?
Gravity only
Convection Currents only
Gravity and Convection Currents
Radioactivity
20
What evidence did Wegener use to support the Theory of Continental Drift?
All of the Above
Similar animals lived on separated islands
The continents fit together like a jigsaw
The same fossils existed on different continents
21
What is the land form that occurs at divergent boundaries of continental plates?
mountains
rift valley
mid-ocean ridge
deep-sea trench
22
Study the image: The boundary between the African and Antarctic Plate is an example of...
Convergent (Collisional)
Transform
Divergent
Convergent (Subduction)
23
Which crust is undergoing subduction?
Continental
Oceanic
24
Plate Tectonic theory states that:
Broken parts of the lithosphere move in constant slow motion
The Earth's Continental crust ploughs along the ocean floor
Dinner plates will be outlawed in 2051
The Earth is expanding
25
Which of the following forms the longest mountain ranges on Earth?
The Rocky Mountains
The Andes Mountains
The mid-ocean ridges
The deep-ocean trenches
26
Identify the Plate Boundary
No boundary
Convergent (Subduction)
Divergent
Transform
27
Why is new oceanic crust less dense than older oceanic crust?
It is moving toward a deep-ocean trench.
It is hot.
It is closer to a mid-ocean ridge.
It is cold.
