Earth Science Geology, the Environment, and the Universe

Chapter 20: Mountain Building

Chapter Tests Practice-English

1
Continental crust is made mostly of __________ and oceanic crust is made mostly of __________.
A)granite, basalt
B)basalt, granite
C)granite, rhyolite
D)gabbro, basalt
2
During oceanic-oceanic convergence, where do island arc volcanoes form?
A)on the plate that is subducted
B)on the plate that is not subducted
C)do not form on either plate
D)form on both plates
3
The Hawaiian Islands are made of volcanoes that formed due to __________.
A)divergence at plate boundaries
B)hot spot activity
C)uplift
D)convergence at plate boundaries
4
The Lesser Antilles and the Appalachian Mountains are similar in that they were both formed __________.
A)by convergence
B)by faulting
C)by volcanoes
D)by oceanic plate movement
5
The Mid-Atlantic Ridge is __________.
A)a long, continuous chain
B)made of mountains with steep slopes
C)approximately 5000 km long
D)made of igneous rocks with high silica content
6
The Mid-Atlantic Ridge mountains are an example of mountains forming at __________.
A)uplifted areas
B)divergent boundaries
C)convergent boundaries
D)hot spots
7
Using the map, infer where the highest elevations are in the U.S.
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A)in the center of the country
B)in the south, along the Florida coast
C)in the western states
D)in the northeastern states
8
What are two main elevation modes on Earth?
A)0 km to 1 km above sea level and 4 km to 5 km below sea level
B)1 km to 4 km above sea level
C)4 km to 5 km above sea level and 0 km to 1 km below sea level
D)4 km to 5 km above sea level
9
What is isostatic rebound?
A)the process of mountains eroding to flat ground
B)when oceanic crust rises above continental crust
C)how the mantle keeps mountains upright
D)when the crust rises as it loses overlying material and mass
10
Which cannot form as the result of oceanic-oceanic convergence?
A)trenches
B)island arc complexes
C)subduction zones
D)rift zones
11
Which is not a boundary mountain?
A)fault-block mountains
B)uplifted mountains
C)island arc complexes
D)some volcanoes
12
Which of these boundaries has the thinnest crust?
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A)C
B)B
C)D
D)A
13
Why does continental crust rise higher above the surface of Earth than oceanic crust?
A)Continental crust is less dense than the mantle.
B)Continental crust is thinner and less dense.
C)Oceanic crust is under continental crust.
D)Continental crust is thicker and is less dense.
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