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Stress, Faults and Plate Tectonics, 5.1 Flashcards | StudBud
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Stress, Faults and Plate Tectonics, 5.1
Stress, Faults and Plate Tectonics, 5.1
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6th grade Earth Science, Earthquakes & Faults
Flashcards
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Questions
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Answers
1
A giant wave caused by a major earthquake is called a(n) __________.
liquefaction
landslide
aftershock
tsunami
2
What kind of stress stretches, so the rock becomes thinner?
tension
shearing
compression
stress
3
What kind of stress pushes rock together, squeezing it until it folds or breaks?
tension
compression
stress
shearing
4
Why might a house on a soil river bank have more damage in an earthquake than one on rock?
The soft damp soil could turn into mud (liquefaction).
There might be more erosion after it rains.
Fish could get into the house.
There could be a tsunami.
5
This picture is an example of ________________.
anticlines caused by folding
fault block mountains
a strike-slip fault
synclines caused by folding
6
When a major earthquake's violent shaking turns loose, soft soil into mud it is called ______.
liquefaction
tsunami
aftershock
landslide
7
A _____________ fault is slanted like a normal fault, but the hanging wall moves up and over.
normal
reverse
strike slip
climbing
8
What waves cannot move through liquids?
surface waves
S waves
tsunami waves
P waves
9
What kind of stress pushes a mass of rock in 2 different directions, causing it to slip apart?
tension
shearing
compression
stress
10
The diagonal (uphill) line in this image shows where the ____________ is.
focus
epicenter
fault
seismic waves
11
When hillsides or mountainsides fall down after an earthquake, it is called a(n) __________.
landslide
liquefaction
tsunami
aftershock
12
What kind of fault is an angle, where the hanging wall moves downward?
reverse
serious
normal
strike slip
13
Which are the first and fastest waves to arrive?
P waves
tsunami waves
S waves
surface waves
14
The lighter rings in this image show the ____________.
fault
focus
seismic waves
epicenter
15
At what kind of fault does the rock slide past the other side with little up or down motion?
strike slip
reverse
normal
sideways
16
When a fault is at an angle, or slanted, what is the block of rock that lies below the other?
syncline
hanging wall
anticline
foot wall
17
What waves produce severe ground waves, like ocean waves, or shake buildings from side to side?
surface waves
S waves
P waves
tsunami waves
18
______________ can be created when forces in Earth's crust push up a large, flat block of rock.
Synclines
Plateaus
Mountains
Anticlines
19
Where do most faults occur?
in a mass of rock
along plate boundaries
under the ocean
near mountain ranges
20
An earthquake that happens after a larger earthquake in the same area is a(n) __________.
tsunami
aftershock
landslide
liquefaction
21
These pictures all show different kinds of ______________ .
stress
compression
tension
shearing
22
When a fault is at an angle, or slanted, what is the block of rock that lies above the other?
footwall
hanging wall
anticline
syncline
23
The star in this image shows where the ____________ is.
focus
epicenter
fault
seismic waves
24
The yellow dot in this image shows where the ____________ is.
epicenter
focus
fault
seismic waves