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Earthquakes! Flashcards | StudBud
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Earthquakes!
Earthquakes!
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StudBud Administration
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An #earthquake #assessment for #eighthgrade #earth #science
Flashcards
20 cards
F
Practice quiz
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Host live
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Questions
20
Answers
1
The first motion of an earthquake that happens underground (letter A)
Origin
Focus
Crack
Center
2
What size earthquakes do we look at in class each day?
Only really big ones
1 to 5
0 to 10
2.5 and greater
3
A magnitude 8.0 earthquake is how many times larger than a 7.0?
100 times
Double
33 times
3 times
4
Where do most earthquakes happen?
At the center of plates
In populated areas
Plate boundaries
In the Atlantic Ocean
5
What is the final step in the process of Elastic Rebound?
Friction keeps plates in place
Deformation occurs
Plates snap back to original shape
Stress builds up
6
Why do most earthquakes happen at the Ring of Fire?
Random events
Lava flows
Very thick plates
Subduction zones
7
Waves that arrive first and travel through all mediums
P waves
S waves
Body waves
Surface waves
8
The tracing of earthquake motion on paper
Seismogram
Seismograph
9
What is a possible effect of earthquakes on humans?
Homelessness
Death
Injury
Financial hardship
10
Waves that can only travel through solids
Body waves
P waves
Surface waves
S waves
11
What scale is used to measure magnitude?
Enhanced Fujita
Ruler
Richter
Moment Magnitude
12
The instrument that records earthquakes
Seismogram
Seismograph
13
What do we call the amount of damage an earthquake has caused?
Intensity
Impact
Size
Power
14
What is a possible effect of a major tsunami on a city?
Flooding
Building fires
Drought
Mudslides
15
The strength of an earthquake is its...
Magnitude
Focus
Shakeability
Intensity
16
The point on the surface directly above the first motion of an earthquake (letter B)
Epicenter
Fault
Focus
Devastation
17
What is the process that causes earthquakes?
Elastic Rebound
Electromagnetism
Epicenters
Magnitude
18
What are large water waves that are caused by earthquakes called?
Body waves
S waves
Tsunamis
Faults
19
Where is the Ring of Fire located?
Around the Pacific Ocean
Around the Atlantic Ocean
Around the USA
In the Bermuda Triangle
20
What is a possible effect of earthquakes on buildings?
Sway
Nothing
Explosion
Collapse
