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Deformation of the crust Flashcards | StudBud
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Deformation of the crust
What is deformation?
What is strain?
Deformation of the crust
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1
What is strain?
Pulling something apart
Any change in a rocks shape or volume caused by stress
A form of stress
The same as tension
2
What is deformation?
Bending, tilting, and breaking of the earth's crust
I don't know
When the earth falls apart
Stress
3
What are materials that respond to stress by breaking or fracturing?
Fold
Fossils
Rocks
Brittle
4
What occurs when there is no movement of the surrounding rock?
A fracture
A fold
Stress
A fault
5
What is a group of adjacent mountain ranges called?
Mountain belts
Mountains
A chain of mountains
A mountain system
6
When do folded mountains form?
When tectonic movements squeeze layers together
When an earthquake occurs
After plateaus
They form on there own
7
Why do a lot of mountains form?
Man-made
Because of rain
Because of the big bang theory
Because of extreme deformation
8
What is a fault?
A break along the surrounding rock when it moves
When there is no movement of the surrounding rock
Syncline
A ridge
9
What type of halves does the axial plane cut?
Symmetrical
Horizontal
Diagonal
They do not cut
10
What is the name of this chapter?
Deformation of the earth
Deformation of the crust
Chapter 11
Chapter 18
11
What is stress?
Breaking of rock
The amount of force per unit area that acts on a rock
I don't know
When glaciers hit
12
What are the sloping sides of a fold called?
Hinge
Fold
Strain
Limbs
13
What distorts a rock by pushing parts of the rock in opposite directions?
Compaction
Compression
Tension
Shear stress
14
What are plateaus?
Large, flat areas of rock high above sea level
Large, flat areas of rock under water
Large, flat areas of rock low below sea level
Large, flat areas of rock on land
15
What is a fold usually a result of?
Compression
A strain
Limbs
Compaction
16
What is a fold?
It is the same as a strain
A form of ductile strain when layers bend
When layers bend
A form of ductile strain
17
What is the hinge?
We didn't learn this
Where the limbs meet at the bend of rock layers
The axial plane
The sloping sides of a fold
18
What type of stress squeezes and shortens a rock?
Tension
Compression
Shear stress
Compaction
19
What stretches and pulls a rock apart?
Compression
Strain
Tension
Magma
20
What are the largest mountain systems called?
A group of adjacent mountain ranges
Mountain ranges
Mountain belts
Magma
21
What is a series of mountains that are related in orientation, age, and made of formation?
Faults
Limbs
Mountain range
Folds
22
How does a fold lay if it is overturned?
Upside down
To the right
On its side
It stays the same
23
Where can you find isostasy?
Earth's lithosphere and asthenosphere
In the soil
The core
Between houses
