What 2 features are found at divergent boundaries?

rift valleys and mid-ocean ridges

What 2 features are found at oceanic-continental convergent boundaries?

continental volcanic arcs and trenches

What 2 features are found at oceanic-oceanic convergent boundaries?

volcanic island arcs and trenches

Based on current plate movements, which of these is expected to happen in the future?

The next major mountain range will develop between Africa and Europe.

Tall, non-volcanic mountain ranges would be found at which type of boundary?

continental-continental convergent

When two plates collide and at least one of them is an oceanic plate...

An oceanic plate is always subducted, causing a trench and volcanoes.

The Himalayan mountain range is an example what type of boundary?

continental-continental convergent

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plate tectonics

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Questions 22

Answers

1
What is the driving force of plate movements?
mantle convection currents
earthquakes
mantle hot spots
strong, deep ocean currents
2
Which of this is true about the lithospheric plates?
Continental plates are thicker and less dense.
All plates float on the asthenosphere.
Oceanic plates are thinner and more dense.
all of these
3
What 2 features are found at divergent boundaries?
volcanic island arcs and trenches
rift valleys and mid-ocean ridges
mid-ocean ridges and trenches
rift valleys and transform faults
4
The Cascade and Andes mountain ranges are examples of what type of boundary?
divergent
continental-continental convergent
oceanic-oceanic convergent
oceanic-continental convergent
5
What feature is found at transform boundaries?
rift valleys
transform faults
trenches
transform volcanoes
6
Which of these true?
Plates move about as fast as fingernails grow.
all of these
New ocean floor is formed at divergent boundaries.
Old ocean floor is recycled at convergent boundaries.
7
What 2 features are found at oceanic-continental convergent boundaries?
rift valleys and transform faults
volcanic island arcs and trenches
mid-ocean ridges and rift valleys
continental volcanic arcs and trenches
8
What 2 features are found at oceanic-oceanic convergent boundaries?
mid-ocean ridges and rift valleys
volcanic island arcs and trenches
rift valleys and transform faults
continental volcano arcs and trenches
9
The Mid-Atlantic Ridge is an example of what type of boundary?
divergent
oceanic-oceanic convergent
oceanic-continental convergent
transform
10
Which of these is true about plate movements at boundaries?
all of these
Plates move past each other at transform boundaries.
Plates move away from each other at divergent boundaries.
Plates move toward each other at convergent boundaries.
11
The Hawaiian island chain has been formed by
a mantle hot spot (plume)
a conduction current
a mid-ocean ridge
a volcanic subduction zone
12
What makes up a lithospheric plate?
lithospheric mantle
all of these
continental crust
oceanic crust
13
Based on current plate movements, which of these is expected to happen in the future?
all of these
The Pacific ocean will get bigger.
The Atlantic Ocean will get smaller.
The next major mountain range will develop between Africa and Europe.
14
Which of these occurs at ALL plate boundaries?
trenches
earthquakes
rift valleys
volcanoes
15
The Aleutian and Marianas islands are examples of what type of boundary?
oceanic-continental convergent
oceanic-oceanic convergent
divergent
transform
16
Tall, non-volcanic mountain ranges would be found at which type of boundary?
continental-continental convergent
all of these
oceanic-continental convergent
oceanic-oceanic convergent
17
When two plates collide and at least one of them is an oceanic plate...
An oceanic plate always slides past the other, causing transform faults.
The two plates will combine to form a new continental plate.
An oceanic plate is always subducted, causing a trench and volcanoes.
An oceanic plate is always pushed upward over the other plate.
18
The Himalayan mountain range is an example what type of boundary?
transform
continental-continental convergent
divergent
oceanic-oceanic convergent
19
The Earth's crust divided into many plates that move slowly & produce the Earth's features is the
theory of continental drift
theory of sea-floor spreading
theory of evolution
theory of plate tectonics
20
The Great Rift Valley in Africa is an example of what type of boundary?
divergent
transform
continental-continental convergent
oceanic-continental convergent
21
The San Andreas fault is an example what type of boundary?
transform
oceanic-oceanic convergent
divergent
continental-continental convergent
22
Who proposed the theory of plate tectonics?
Albert Einstein
J. Tuzo Wilson
Alfred Wegener
Harry Hess

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