Plate Boundaries Flashcards

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 are characterized by plates moving away from each other.

A

True

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3
Q

Fill in the blank: Convergent boundaries are characterized by plates moving __________ each other.

A

towards

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4
Q

At which type of plate boundary do earthquakes commonly occur?

A

Transform boundaries

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5
Q

What is the process at divergent boundaries where new oceanic crust is formed?

A

Seafloor spreading

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6
Q

What is the name of the boundary where two plates slide past each other horizontally?

A

Transform boundary

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7
Q

What geological feature is commonly formed at convergent boundaries?

A

Mountain ranges

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8
Q

True or False: The Himalayas were formed at a divergent boundary.

A

False

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9
Q

What is the name of the supercontinent that existed around 300 million years ago?

A

Pangaea

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10
Q

What is the term for the process of one tectonic plate being forced beneath another?

A

Subduction

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11
Q

Fill in the blank: Subduction zones are associated with deep __________ trenches.

A

oceanic

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12
Q

What is the name of the theory that explains the movement of Earth’s lithospheric plates?

A

Plate tectonics

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13
Q

True or False: The San Andreas Fault in California is an example of a transform boundary.

A

True

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14
Q

What is the term for the boundary where two plates move towards each other and collide?

A

Convergent boundary

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15
Q

What type of boundary is associated with the formation of mid-ocean ridges?

A

Divergent boundary

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16
Q

Fill in the blank: The East African Rift Valley is an example of a developing __________ boundary.

A

Divergent

17
Q

At what type of boundary do volcanic arcs form?

A

Convergent boundaries

18
Q

True or False: The Andes Mountains in South America were formed at a divergent boundary.

A

False

19
Q

What is the term for the process of two plates sliding past each other in opposite directions?

A

Strike-slip fault

20
Q

Fill in the blank: The San Andreas Fault is a famous example of a __________ boundary.

A

Transform

21
Q

At what type of boundary do deep ocean trenches form?

A

Convergent boundaries

22
Q

True or False: The Mid-Atlantic Ridge is an example of a convergent boundary.

A

False

23
Q

What is the name of the boundary where two plates move apart, creating new crust?

A

Divergent boundary

24
Q

What is the term for the hot upwelling of material from the mantle beneath lithospheric plates at divergent boundaries?

A

Magma