Indiana Science Grade 7

Chapter 19: Forces Shaping Earth

Forces Shaping Earth

1.
Seismic waves speed up as they pass through the __________.
A)inner core
B)boundaries
C)outer core
D)aesthenosphere
2.
Deep trenches occur along __________ zones.
A)volcanic
B)transform
C)subduction
D)continental
3.
__________ occurs when one plate moves underneath another.
A)Subduction
B)Shearing
C)Compression
D)Tension
4.
New crust forms along __________ boundaries.
A)buoyant
B)sliding
C)colliding
D)separating
5.
Faulting, folding, upwarping, and volcanoes result in __________.
A)sliding
B)erosion
C)uplift
D)transforming
6.
The warmest place within Earth is in the __________.
A)inner core
B)outer core
C)crust
D)mantle
7.
Volcanic mountains are formed by __________.
A)upwarping
B)erosion
C)the deposition of molten rock
D)folding
8.
The presence of a valley next to a ridge indicates which type of mountain-building process?
A)volcanic
B)upwarping
C)fault-block
D)folding
9.
When one block is tilted and pushed up while the other is pushed down, __________ mountains are produced.
A)upwarped
B)volcanic
C)folded
D)fault-block
10.
__________ mountains are formed when rock layers are compressed together.
A)Fault-block
B)Volcanic
C)Upwarped
D)Folded
11.
The Black Hills in South Dakota are an example of __________ mountains.
A)fault-block
B)volcanic
C)upwarped
D)folded
12.
At convergent boundaries, plates __________.
A)slide past each other
B)move apart
C)move together
D)slip away from each other
13.
Molten metal comprises most of the __________.
A)crust
B)inner core
C)mantle
D)outer core
14.
The Hawaiian islands are formed from __________ action.
A)folding
B)fault-block
C)volcanic
D)upwarping
15.
The __________ is Earth's thinnest layer.
A)mantle
B)outer core
C)crust
D)inner core
16.
Which of the following statements is true?
A)Thicker crust floats lower in Earth's mantle.
B)Thinner crust floats higher in Earth's mantle.
C)Thick and thin crust float at the same depth in Earth's mantle.
D)Thicker crust floats higher in Earth's mantle.
17.
The principle of isostasy relates to the __________ of rocks.
A)origin
B)density
C)buoyancy
D)compression
18.
The San Andreas Fault in California is an example of a __________ zone.
A)colliding
B)sliding
C)convection
D)separating
19.
Scientific evidence suggests that __________ is responsible for plate movement.
A)subduction
B)compression
C)gravity
D)tension
20.
Plates move apart due to __________.
A)faults
B)tension
C)boundaries
D)compression
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