Types Of Plate boundaries Flashcards

(49 cards)

1
Q

What are the three main types of plate boundaries?

A

Divergent, convergent, and transform boundaries.

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2
Q

True or False: Divergent boundaries occur where tectonic plates move apart.

A

True.

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3
Q

Fill in the blank: Convergent boundaries are characterized by ________ of tectonic plates.

A

collision

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4
Q

What geological feature is commonly formed at divergent boundaries?

A

Mid-ocean ridges.

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5
Q

Multiple choice: Which type of boundary is associated with the formation of mountains? A) Divergent B) Convergent C) Transform

A

B) Convergent.

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6
Q

What is a transform boundary?

A

A boundary where two tectonic plates slide past one another.

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7
Q

True or False: Earthquakes are commonly found at transform boundaries.

A

True.

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8
Q

What happens at a subduction zone?

A

One tectonic plate is forced under another.

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9
Q

Fill in the blank: The San Andreas Fault is an example of a ________ boundary.

A

transform

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10
Q

What is the primary cause of plate tectonics?

A

The heat from the Earth’s interior.

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11
Q

Multiple choice: Which type of plate boundary is most likely to create volcanic activity? A) Divergent B) Convergent C) Transform

A

B) Convergent.

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12
Q

What is an example of a divergent boundary?

A

The Mid-Atlantic Ridge.

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13
Q

True or False: At divergent boundaries, new crust is formed.

A

True.

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14
Q

Fill in the blank: ________ boundaries are characterized by sliding past movements.

A

Transform

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15
Q

What is a rift valley?

A

A lowland region formed by the divergence of tectonic plates.

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16
Q

Multiple choice: Which of the following is NOT a type of plate boundary? A) Divergent B) Convergent C) Magnetic

A

C) Magnetic.

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17
Q

What occurs at oceanic-continental convergent boundaries?

A

Subduction of the oceanic plate under the continental plate.

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18
Q

True or False: Transform boundaries can create mountain ranges.

A

False.

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19
Q

Fill in the blank: The Pacific Plate and the North American Plate meet at a ________ boundary.

A

transform

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20
Q

What is the Ring of Fire?

A

A region with a high level of tectonic activity, including earthquakes and volcanoes, surrounding the Pacific Ocean.

21
Q

Multiple choice: What type of boundary is characterized by the creation of oceanic trenches? A) Divergent B) Convergent C) Transform

A

B) Convergent.

22
Q

What is the primary feature of an oceanic-oceanic convergent boundary?

A

Formation of volcanic island arcs.

23
Q

True or False: Mid-ocean ridges are formed at convergent boundaries.

24
Q

Fill in the blank: The ________ Plate is an example of a tectonic plate.

A

North American

25
What is the primary driving force behind the movement of tectonic plates?
Mantle convection.
26
Multiple choice: Which type of boundary would you expect to find the deepest oceanic trenches? A) Divergent B) Convergent C) Transform
B) Convergent.
27
What is the significance of the Himalayan mountain range?
It was formed by the collision of the Indian Plate and the Eurasian Plate at a convergent boundary.
28
What type of plate boundary does not create nor destroy any landform?
Transform fault boundary
29
A theory which suggests that Earth’s crust is made up of plates that interact in various ways, thus producing earthquakes, mountain ranges, and other geological features
Plate tectonics
30
Trench
Depression produced when two plates slide past each other
31
Volcanic island arc
A chain of volcanoes that develop parallel to a trench
32
What are the types of boundaries that separate plates through time?
Divergent, Convergent, Transform ## Footnote These boundaries are essential in understanding plate tectonics and geological features.
33
What is produced by a continental-continental divergent boundary?
Rift valleys ## Footnote Rift valleys form as tectonic plates pull apart.
34
What is produced by an oceanic-oceanic divergent boundary?
Mid-ocean ridges ## Footnote Mid-ocean ridges are underwater mountain ranges formed by plate tectonics.
35
What is produced by a continental-continental convergent boundary?
Mountain ranges ## Footnote Mountain ranges form when two continental plates collide and push up the Earth's crust.
36
What is produced by an oceanic-oceanic convergent boundary?
Volcanoes ## Footnote Underwater volcanoes can emerge as a result of subduction at oceanic-oceanic boundaries.
37
What is produced by an oceanic-continental convergent boundary?
Islands ## Footnote These islands often form as volcanic arcs due to the subduction of oceanic plates beneath continental plates.
38
What type of boundary involves plates sliding past each other?
Transform boundary ## Footnote Transform boundaries are characterized by lateral movement, which can cause earthquakes.
39
What geological feature is an example of a transform boundary?
San Andreas Fault ## Footnote The San Andreas Fault is a well-known transform fault located in California.
40
Fill in the blank: A _______ boundary produces rift valleys.
divergent ## Footnote Divergent boundaries occur where tectonic plates move apart.
41
Fill in the blank: A _______ boundary can produce mid-ocean ridges.
oceanic-oceanic divergent ## Footnote Mid-ocean ridges are formed by the upwelling of magma at divergent boundaries.
42
True or False: Oceanic-continental convergent boundaries produce mountain ranges.
False ## Footnote They produce islands, while continental-continental convergent boundaries produce mountain ranges.
43
How much do tectonic plates move per year?
3 cm per year
44
What is the relationship between density and temperature?
Inversely proportional
45
Why does oceanic crust subduct?
Because of the weight
46
What increases the likelihood of oceanic crust subducting?
The older the oceanic crust
47
What happens when the temperature of magma increases?
It produces volcanoes
48
What is the result of oceanic crust interacting with earthquakes?
Tsunami
49
A ______ is a partial part of the mantle whose temperature is slightly higher. Once the lithosphere moves, another volcano forms. It also forms a __________
Hot spot ; volcanic arc (or volcanic chains)