How can we help?

You can also find more resources in our Help Center.

Study sets matching "tsunami and earthquakes"

Study sets
Classes
Users

Study sets matching "tsunami and earthquakes"

13 terms
Earthquakes and Tsunamis
Earthquake
Fault Line
Richter Scale
Seismic Shock Wave
The sudden shaking of Earth's crust caused by the release of…
Fracture in a rock caused by tectonic activity pulling one si…
Ordered series of numbers (1-10) used to indicate the amount…
Vibration that travels from the focus of an earthquake in all…
Earthquake
The sudden shaking of Earth's crust caused by the release of…
Fault Line
Fracture in a rock caused by tectonic activity pulling one si…
13 terms
Earthquakes and Tsunamis
Earthquake
Fault Line
Richter Scale
Seismic Shock Wave
The sudden shaking of Earth's crust caused by the release of…
Fracture in a rock caused by tectonic activity pulling one si…
Ordered series of numbers (1-10) used to indicate the amount…
Vibration that travels from the focus of an earthquake in all…
Earthquake
The sudden shaking of Earth's crust caused by the release of…
Fault Line
Fracture in a rock caused by tectonic activity pulling one si…
8 terms
Earthquakes & tsunami
what causes Earthquake's?
What is an Richter Scale, and what is…
focus
What are Tsunamis?
when the earth's tectonic plates move,the movement can cause…
Is a scale developed in the 1935 by Charles "Richter", it is…
the exact point where an Earthquake begins is called the ____?
Are large forceful waves triggered by underwater earthquake's.
what causes Earthquake's?
when the earth's tectonic plates move,the movement can cause…
What is an Richter Scale, and what is…
Is a scale developed in the 1935 by Charles "Richter", it is…
26 terms
Earthquakes and Tsunami
Fault
Foreshocks
Main shock
Aftershock
A crack in the Earth's crust along which rocks move
Smaller earthquakes that happen before the main one
Main earthquake
Small earthquakes that occur after the main one
Fault
A crack in the Earth's crust along which rocks move
Foreshocks
Smaller earthquakes that happen before the main one
10 terms
Earthquakes and Tsunami
any of the forces that act on rock alo…
stress that squeezes rock along a fault
stress that tries to pull rock apart a…
stress that tries to twist rock along…
stress
compression
tension
shear
any of the forces that act on rock alo…
stress
stress that squeezes rock along a fault
compression
61 terms
Earthquakes and Tsunamis
aftershock
avalanche
Continental Drift
Continental plate
a weaker shock that follows the main shock of an earthquake
a mass of snow, ice or rock that breaks away from a mountains…
the theory that the continents move around the Earth's surface
a tectonic plate composed of land
aftershock
a weaker shock that follows the main shock of an earthquake
avalanche
a mass of snow, ice or rock that breaks away from a mountains…
Earthquakes and Tsunamis
Tsunami
Earthquake
Richter Scale
Magnitude
A powerful series of ocean waves caused by an disturbance tha…
A sudden violent shaking of the ground
A scale for expressing the magnitude of an earthquake
The extent of something
Tsunami
A powerful series of ocean waves caused by an disturbance tha…
Earthquake
A sudden violent shaking of the ground
14 terms
Earthquake and Tsunami
what is an earthquake
what causes the movement of tectonic p…
where do most earthquake occur
what is intraplate seismicity... example
trembling of the the Earth caused by movement of tectonic pla…
-a sudden release of elastic strain that builds up along a fa…
along plate boundaries
earthquakes that occur AWAY from plate boundaries... Ex: New Mad…
what is an earthquake
trembling of the the Earth caused by movement of tectonic pla…
what causes the movement of tectonic p…
-a sudden release of elastic strain that builds up along a fa…
22 terms
Earthquakes and Tsunamis
Earthquakes definition
When is energy released in rocks benea…
Fault
Hypo center
- The release of energy stored in the rock beneath the surface
- When rocks break or move past each other along a fault
- A fracture in the rock
- The point from which an earthquake originates is the focus…
Earthquakes definition
- The release of energy stored in the rock beneath the surface
When is energy released in rocks benea…
- When rocks break or move past each other along a fault
27 terms
Earthquakes/Tsunamis
Earthquake
Intraplate Earthquake
Fault
Normal fault
- Concentrated along plate boundaries... - Associated with motio…
- Occur away from plate boundaries... - Account for 5% of earthq…
Boundary between two plates
Stretching of the crust
Earthquake
- Concentrated along plate boundaries... - Associated with motio…
Intraplate Earthquake
- Occur away from plate boundaries... - Account for 5% of earthq…
17 terms
Earthquakes and Tsunamis
Mercalli Scale vs. Richter Scale
Primary Waves
Secondary Waves
Surface(Land) Waves
Mercalli: ... -roman numerals 1-12... -subjective (less accurate)... -…
"P-waves" are the first to arrive, and are the fastest waves.…
"S-waves" are second to arrive, and can only travel through s…
Surface(Land) waves are created when p and s waves reach the…
Mercalli Scale vs. Richter Scale
Mercalli: ... -roman numerals 1-12... -subjective (less accurate)... -…
Primary Waves
"P-waves" are the first to arrive, and are the fastest waves.…
11 terms
Tsunamis And Earthquakes
earthquake
focus
epicenter
tectonic plate boundary
a sudden and violent shaking of the ground, sometimes causing…
The point on the Earth's surface located directly above the f…
The epicenter is the point on the earth's surface vertically…
Earth's outer layer, the crust, is divided into a set of larg…
earthquake
a sudden and violent shaking of the ground, sometimes causing…
focus
The point on the Earth's surface located directly above the f…
32 terms
Earthquakes and tsunamis
What is an earthquake?
Where do eathquakes happen?
When do earthquakes happen
Seismic wave/tremor means.....
The bulid up and release of pressure
Plate boundaries.
When there is a release of pressure.
When the plates move
What is an earthquake?
The bulid up and release of pressure
Where do eathquakes happen?
Plate boundaries.
Earthquakes and tsunamis
Tension
Compression
Shearing
Normal fault
To move apart
Push together
Side to side movement
Rock moves down due to tension
Tension
To move apart
Compression
Push together
45 terms
Earthquakes & Tsunamis
What is an earthquake?
Where do earthquakes occur?
What are the causes of earthquakes?
What is a focus?
sudden trembling or shaking of the ground usually caused by s…
along plate boundaries
stress between two plates; volcanic eruptions; collapse of a…
point on fault where movement occurs
What is an earthquake?
sudden trembling or shaking of the ground usually caused by s…
Where do earthquakes occur?
along plate boundaries
16 terms
Earthquakes and tsunamis
Earthquake
Epicenter
Focus
Shallow focus
Movement of earth's tectonic plates
-The point on the Earth's surface located directly above the…
The location where the earthquake begins. The ground ruptures…
60 km below surface or less of where the earthquake occurs
Earthquake
Movement of earth's tectonic plates
Epicenter
-The point on the Earth's surface located directly above the…
32 terms
Earthquake and Tsunami
What do you predict earthquakes using?
how many earthquakes a year do people…
where do most earthquakes occur?
Footwall
major fault line
Approximately 1 million
Along plate boundaries / faults
Block below the fault plane
What do you predict earthquakes using?
major fault line
how many earthquakes a year do people…
Approximately 1 million
23 terms
earthquakes and tsunamis
the majority of earthquakes occur along
3 main types of faults that cause eart…
occur in where the lithosphere is bein…
occur in where one tectonic plate is b…
tectonic plate boundaries
normal,thrust, and strike slip
normal faults
thrust fault
the majority of earthquakes occur along
tectonic plate boundaries
3 main types of faults that cause eart…
normal,thrust, and strike slip
14 terms
Earthquakes and Tsunamis
seismic wave definition
p waves and movement?
s waves
rayleigh
sound waves at low frequency
slinky movement. diff speeds depending on material and how cl…
move at right angle to the direction of the wave.
oceany
seismic wave definition
sound waves at low frequency
p waves and movement?
slinky movement. diff speeds depending on material and how cl…
34 terms
Earthquakes and Tsunamis
Earthquakes
Inner core
A
Plates
Movements in Earth's crust caused by sudden shifts of its tec…
The parts of the Earth are called the Crust, Mantle, _____ __…
The crust is the ________ layer. ... A. thinnest... B. thickest
______ are the slabs of rock that make up Earth's crust.
Earthquakes
Movements in Earth's crust caused by sudden shifts of its tec…
Inner core
The parts of the Earth are called the Crust, Mantle, _____ __…
54 terms
earthquakes and tsunamis
natural disasters
tectonic plates shifting
distinct from
induced
...
...
...
...
natural disasters
...
tectonic plates shifting
...
17 terms
Earthquakes and Tsunamis
Aftershock
Earthquake
Epicenter
Fault
A tremor (or one of a series of tremors) occurring after the…
A vibration in the earth, caused by the sudden release of ene…
The point directly above the focus. The center of an earthquake
A break in the rocks, which the rocks have move along.
Aftershock
A tremor (or one of a series of tremors) occurring after the…
Earthquake
A vibration in the earth, caused by the sudden release of ene…
15 terms
Earthquakes and Tsunamis
Earthquake
Focus
Epicenter
Fault
Vibrations produced when rocks break along a fault.
In an earthquake, the point below Earth's surface where energ…
The point on the Earth's surface directly above an earthquake…
The surface along which rocks move when they pass their elast…
Earthquake
Vibrations produced when rocks break along a fault.
Focus
In an earthquake, the point below Earth's surface where energ…
13 terms
Earthquakes and Tsunamis
Earthquake
Focus
Epicenter
Wave order
sudden release of energy from deformed rocks
point of origin below the surface
above the focus on surface
P - S - Rayleigh - Love
Earthquake
sudden release of energy from deformed rocks
Focus
point of origin below the surface
34 terms
Earthquakes and Tsunamis
Epicenter
Focus
Earthquakes always occur along
Matter and energy are
location at surface directly above the earthquake
actual source of earthquake
faults
related to one another
Epicenter
location at surface directly above the earthquake
Focus
actual source of earthquake
17 terms
Earthquakes and tsunamis
Definition of a fault
4 types of faults based on plate movem…
Where on earth do most earthquakes occur
Sues,if waves ( 3 types and characteri…
A linear break in rock with offset. Movement occurs
Normal fault ... Blind thrust fault ... Reverse fault ... Strike sl…
Along tectonic plates
P waves. - fastes, through solids and liquids ... S waves. - slo…
Definition of a fault
A linear break in rock with offset. Movement occurs
4 types of faults based on plate movem…
Normal fault ... Blind thrust fault ... Reverse fault ... Strike sl…
18 terms
Earthquakes and Tsunamis
stress
compression
tension
shear
dorces per unit of area on a material
decreases volume
pulls material apart
causes material to twist
stress
dorces per unit of area on a material
compression
decreases volume
19 terms
Tsunamis and Earthquakes
What is a Tsunamis?
What are some Tsunamis warning signs?
Where are dangerous places during a Ts…
How far inland will a Tsunamis penetra…
A tsunamis is a series of waves or surges most commonly cause…
An unusual lowering of the ocean water exposing the sea floor…
Beaches, lagoons, bays, tidal flats and river mouths.
It's rare for it to penetrate more than a mile inland.
What is a Tsunamis?
A tsunamis is a series of waves or surges most commonly cause…
What are some Tsunamis warning signs?
An unusual lowering of the ocean water exposing the sea floor…
50 terms
Earthquakes and Tsunamis
tectonic plates
damage
is composed of
built up
the 14 large sections of rock that make up the earth's crust…
destruction, physical harm (noun)
is made of (verb in passive)
increased, accumulated (verb)
tectonic plates
the 14 large sections of rock that make up the earth's crust…
damage
destruction, physical harm (noun)
9 terms
Earthquakes and tsunamis
A giant ocean wave that forms after a…
What are other dangerous during an ear…
What begins a tsunami
What triggers a tsunami
Tsunami
Landslide, explosions, floodwaters
When the ocean floor crops/ rises
Underwater landslide
A giant ocean wave that forms after a…
Tsunami
What are other dangerous during an ear…
Landslide, explosions, floodwaters
14 terms
Earthquakes/Tsunamis
earthquakes
fault
stress
intensity is determined
the vibrations in the ground that result from the movement al…
a fracture in the lithosphere where one block or rock moves t…
the force exerted when an object presses on, against, or pull…
distance the rocks move along the fault and how much stress b…
earthquakes
the vibrations in the ground that result from the movement al…
fault
a fracture in the lithosphere where one block or rock moves t…
19 terms
Earthquakes and Tsunamis
1.1 What is an earthquake?
1.2 How often do earthquakes happen?
1.3 Where do most earthquakes happen?
1.4 Why don't we feel most earthquakes?
An earthquake is the shaking of the Earth's surface when Eart…
Earthquakes happen about one million times per year.
Most earthquakes happen under the ocean.
We don't feel most earthquakes because they are too small to…
1.1 What is an earthquake?
An earthquake is the shaking of the Earth's surface when Eart…
1.2 How often do earthquakes happen?
Earthquakes happen about one million times per year.
32 terms
Earthquakes & Tsunamis
Fault
earthquake
normal fault
dip-slip
A crack in the earth's crust resulting from the displacement…
The shaking that results from the movement of rock beneath Ea…
A type of fault where the hanging wall slides downward; cause…
a fault in which the movement is parallel to the dip of the f…
Fault
A crack in the earth's crust resulting from the displacement…
earthquake
The shaking that results from the movement of rock beneath Ea…
Earthquakes and Tsunamis
Body Waves
P Wave
S Wave
How to figure out how far an EQ is fro…
Pass through Earth's interior.
Also known as primary wave. Compressional motion travel 5.5 k…
Vertical sheer motion, travel about 3.0km/sec, do not travel…
P Wave start counting... S wave hits, multiply seconds by 2.5 km…
Body Waves
Pass through Earth's interior.
P Wave
Also known as primary wave. Compressional motion travel 5.5 k…
13 terms
Earthquakes & Tsunamis
Cause of An Earthquake
Structure of an Earthquake
What is an earthquake
Earthquakes measured using which scale…
1) Plate movement... 2) Volcanic activity ... 3) human activity... 4)…
Epicenter - point on surface directly above the focus ... Focus…
An earthquake is a sudden movement in the earth releasing pre…
Richter Scale (uses a seismograph) - measures the magnitude (…
Cause of An Earthquake
1) Plate movement... 2) Volcanic activity ... 3) human activity... 4)…
Structure of an Earthquake
Epicenter - point on surface directly above the focus ... Focus…
14 terms
Earthquakes and Tsunamis
What is an earthquake?
focus (hypocenter)
epicenter
2 types of body waves
vibrations of the ground created by the sudden release of ene…
the point of the origin of an earthquake. below the earth's s…
the point on the earth's surface directly above the focus
P waves... S waves
What is an earthquake?
vibrations of the ground created by the sudden release of ene…
focus (hypocenter)
the point of the origin of an earthquake. below the earth's s…
14 terms
Earthquakes and Tsunamis
What is another name for an earthquake?
What determines the amount of damage t…
What is a fault?
Epicenter
Tremblor
Location, magnitude, and depth.
Crack in the rock layers
Where the energy is released at the earths surface.
What is another name for an earthquake?
Tremblor
What determines the amount of damage t…
Location, magnitude, and depth.
54 terms
Volcanoes, earthquakes, tsunami
What layers of the earth make up tecto…
Seismic waves
What happens when ocean crust and cont…
Where does convection occur?
Made of the crust and uppermost mantle, called lithosphere th…
-Two major types: Body and surface waves... -Body Waves Travel t…
SUBDUCTION ZONE:... At some convergent boundaries, an oceanic pl…
Convection currents in the mantle drive plate tectonics
What layers of the earth make up tecto…
Made of the crust and uppermost mantle, called lithosphere th…
Seismic waves
-Two major types: Body and surface waves... -Body Waves Travel t…
48 terms
Volcanoes, Earthquakes, and Tsunami
The bending, tilting, and folding of h…
What are the 3 types of stress that ca…
Occurs as a result of plates colliding…
Anticline
Deformation
Compression, Tension, and Shearing
Compression
Upward Fold
The bending, tilting, and folding of h…
Deformation
What are the 3 types of stress that ca…
Compression, Tension, and Shearing
20 terms
Earthquakes, Volcanoes, and Tsunamis- Wallace
Earthquake
Seismology
Seismic Waves
P Waves
a sudden and violent shaking of the ground, sometimes causing…
The study of earthquakes.
A wave of energy that travels through the Earth, away from an…
A seismic wave that causes particles of rock to move in a bac…
Earthquake
a sudden and violent shaking of the ground, sometimes causing…
Seismology
The study of earthquakes.
9 terms
Earthquakes, Volcanoes, and Tsunamis
earthquakes (n.)
faults (n.)
landslides (n.)
magma (n.)
the shaking of earth´s crust caused by underground vibrations…
cracks in Earth´s crust along which movement occurs (p.5)
moving masses of soil and rock that flow slopes (p.13)
melted, liquid rock beneath Earth´s surface (p.6)
earthquakes (n.)
the shaking of earth´s crust caused by underground vibrations…
faults (n.)
cracks in Earth´s crust along which movement occurs (p.5)
19 terms
Earthquakes, Volcanoes, and Tsunamis
Earthquake
Seismology
Seismic Waves
P Waves
a sudden and violent shaking of the ground, sometimes causing…
The study of earthquakes.
A wave of energy that travels through the Earth, away from an…
A seismic wave that causes particles of rock to move in a bac…
Earthquake
a sudden and violent shaking of the ground, sometimes causing…
Seismology
The study of earthquakes.
19 terms
Earthquakes, Volcanoes, and Tsunamis Review
Earthquake
Seismology
Seismic Waves
P Waves
a sudden and violent shaking of the ground, sometimes causing…
The study of earthquakes.
A wave of energy that travels through the Earth, away from an…
A seismic wave that causes particles of rock to move in a bac…
Earthquake
a sudden and violent shaking of the ground, sometimes causing…
Seismology
The study of earthquakes.
10 terms
Earthquakes, volcanoes, and tsunamis
Earthquake
Fault
Focus
Epicenter
A powerful vibration of the Earth caused by the release of en…
A break in the Earth's crust that usually runs in a diagonal.…
The point of origin of an earthquake. It is located well belo…
The point directly above the "focus" of an earthquake that is…
Earthquake
A powerful vibration of the Earth caused by the release of en…
Fault
A break in the Earth's crust that usually runs in a diagonal.…
9 terms
Earthquakes, Volcanoes and Tsunamis
earthquakes
faults
landslides
magma
the shaking of Earth's crust
cracks in Earth's crust
moving masses of soil
melted, liquid rock
earthquakes
the shaking of Earth's crust
faults
cracks in Earth's crust
24 terms
Earthquakes, Volcanoes, and Tsunamis
Earthquake
Seismology
Deformation
Elastic Rebound
a sudden and violent shaking of the ground, sometimes causing…
The study of earthquakes.
The bending, tilting, and breaking of the Earth's crust; the…
The sudden return of elastically deformed rock to its undefor…
Earthquake
a sudden and violent shaking of the ground, sometimes causing…
Seismology
The study of earthquakes.
24 terms
Earthquakes, Volcanoes and Tsunamis
The ground usually lies quietly beneat…
The ocean laps come ashore
lies
earthquakes
The ground usually does not make noise under our feet.
The ocean waves come to the beach
lays
The earth shakes from underground
The ground usually lies quietly beneat…
The ground usually does not make noise under our feet.
The ocean laps come ashore
The ocean waves come to the beach
9 terms
Earthquakes, volcanoes, and tsunamis
Earthquakes
Faults
Landslides
Magma
The shaking of earth's crust caused by underground vibrations
Cracks in earth's crust along which movement occurs
Moving masses of soil and rock that flow slopes
Melted, liquid rock beneath earth's surface
Earthquakes
The shaking of earth's crust caused by underground vibrations
Faults
Cracks in earth's crust along which movement occurs
13 terms
Earthquakes, Volcanoes, and Tsunamis
Earthquakes
Faults
Magma
Tectonic plates
A sudden and violent shaking of the ground, sometimes causing…
Cracks in the Earth's crust when plates grind/slide past each…
A molten mixture of rock-forming substances, gases, and water…
Large movable plates under the Earth's surface.
Earthquakes
A sudden and violent shaking of the ground, sometimes causing…
Faults
Cracks in the Earth's crust when plates grind/slide past each…
11 terms
Earthquakes, Volcanoes, & Tsunamis
p waves
s waves
surface waves
earthquake
A type of seismic wave that compresses and expands the ground…
A type of seismic wave that moves the ground up and down or s…
A type of seismic wave that forms when P waves and S waves re…
The shaking that results from the movement of rock beneath Ea…
p waves
A type of seismic wave that compresses and expands the ground…
s waves
A type of seismic wave that moves the ground up and down or s…
1 of 10