Type
Word Search
Description

anticline
compression
deformation
earthquake
elastic rebound
epicenter
fault
focus
fold
footwall
hanging wall
hot spot
lava
magma
mountain
normal fault
ocean basin
reverse fault
Richter scale
Ring of Fire

Earthquakes Vocabulary Crossword

Type
Crossword
Description

A forces that acts on an area of rock to change its shape or volume stress
Type of stress that pulls on the crust, stretching rock so that is becomes thinner in the middle tension
Type of stress that squeezes rock until it folds or breaks compression
Stress that pushes a mass of rock in two opposite directions shearing
The hanging wall slips down relative to the footwall normal fault
Block of rock that lies above hanging wall
Block of rock that lie below footwall
The hanging wall moves up relative to the footwall reverse fault
Rocks on either side of a strike- slip fault, slip past each other, with little up or down motion strike- slip fault
The shaking that results from sudden movement of rock along a fault earthquake
The area beneath Earth's surface where rock under stress breaks, triggering an earthquake focus
The point on the surface directly above the focus epicenter
Seismic waves that compress and expand the ground like an accordian P waves
Seismic waves that vibrate side to side as well as up and down S waves
Seismic waves that move slower then P and S waves, but they can produce more severe ground movements Surface Waves
A scale devolved to rate earthquakes according to their intensity, or strength at a give place Mercalli Scale
A number that geologist assign to an earthquake based on the earthquake's size magnitude
A scale that assigns magnitude number to an earthquake based on the size of the seismic waves Richter Scale
Where the seismic waves are measured seismograph
A rating system that estimates the total energy released by an earthquake moment magnitude scale

volcanoes Word Search

Type
Word Search
Description

magma chamber
focus
hot spot
epicenter
fault
temperature
earthquake
plate tectonics
dormant
active
eruptions
ash cloud
magma
lava
crater
side vent
main vent
cinder cone volcano
composite volcano
shield volcano

Earth Science Word Search

Type
Word Search
Description

plateboundaries
reverse
normal
strikeslip
transform
divergent
convergent
compression
tension
shearing
continentalplates
erosion
earthquake
divergentplated
crust
core
lithoshere
transform plates
magma
subduction
plates
lava
convergentplates
fault
mantle
platetechtonics
pangea

Science 8 Crossword

Type
Crossword
Description

The wind speed is between 35 to 64 kph tropical depression
The wind speed is between 65 to 118 kph tropical storm
The wind speed is greater than 200 kilometers per hour (kph) typhoon
a sudden release of energy in the earth’s crust or upper mantle, usually caused by movement along a fault plane. earthquake
is the point on the earth’s surface vertically above the focus of an earthquake. epicenter
a crack in the earth’s crust. fault
The point beneath Earth’s surface where rock breaks under stress and triggers an earthquake focus
the hanging wall slips down relative to the footwall. normal fault
the hanging wall moves up relative to the footwall. reverse fault
the rocks on either side of the fault slip past each other sideways, with little up and down motion. strike slip

Plate Tectonics and Volcanoes Crossword

Type
Crossword
Description

hypothesis that states the continents once formed a single landmass continentaldrift
scientist that proposed continental drift Wegener
long, undersea mountain chain with steep valley at it's center midoceanridge
the process which new oceanic lithosphere forms as magma rises to Earth’s surface and solidifies seafloorspreading
study of alignment of magnetic mineral in rock, as it relates to the reversal of Earth’s magnetic poles Paleomagnetism
theory that explains how large pieces of the lithosphere move and change shape platetectonics
solid, outer layer of Earth that consists of the crust and the rigid upper part of the mantle lithosphere
solid, plastic layer of the mantle beneath the lithosphere asthenosphere
he boundary between tectonic plates that are moving away from each other divergentboundary
the boundary between tectonic plates that are colliding convergentboundary
he boundary between tectonic plates that are sliding past each other transformboundary
the process by which Earth’s crust breaks apart rifting
piece of lithosphere that has a unique geologic history and that may be part of a larger piece of lithosphere terrane
supercontinent that formed 300 million years ago and that began to break up beginning 250 million years ago Pangaea
single, large ocean that covered Earth’s surface during the time of Pangaea Panthalassa
movement or trembling of the ground that is caused by a sudden release of energy when rocks along a fault move earthquake
the sudden return of elastically deformed rock to its undeformed shape elasticrebound
the location where the first motion of an earthquake occurs focus
point on Earth’s surface directly above an Earthquake’s starting point or focus epicenter
a region of numerous, closely spaced faults faultzone
tracing of earthquake motion that is recorded by a seismograph Seismogram
an instrument that records vibrations in the ground Seismograph
measure of the strength of an earthquake magnitude
in Earth science the amount of damage caused by an earthquake intensity
a giant ocean wave that forms after a volcanic eruption tsunami
liquid rock produced under Earth’s surface magma
any activity that includes the movement of magma toward or onto Earth’s surface volcanism
magma that flows onto Earth’s surface; the rock that forms when lava cools and solidifies lava

Volcanoes & Earthquakes Crossword

Type
Crossword
Description

Liquid rock that forms under earths surface Magma
Magma that flows into earths surface the rock that forms when lava cools and solidifies Lava
A vent or fissure in earths surface through which magma and gases are expelled Volcano
Any activity that includes the movement of magma toward onto earths surface Volcanism
A volcanically active area of earths surface commonly far from a tectonic plate boundary Hot spot
Describes magma or igneous rocks that is rich in magnesium and iron and that is generally dark in color Mafic
Describes magma or igneous rock that is rich in feldspar and silica and that is generally light in color Felsic
Fragments of rock that form during a volcanic eruption Pyroclastic material
A movement or trembling of the ground that is caused by a sudden release of energy when rocks along a fault move Earthquake
The sudden return of elastically deformed rock to its undeformed shape Elastic rebound
In geology a seismic wave that travels through the body of a medium Body wave
The point on earths surface directly above an earthquakes starting point or focus Epicenter
An area on earths surface where no direct seismic waves from a particular earthquake can be detected Shadow zone
The bending, tilting, and breaking of the Earth's crust; the change in the shape of rock in response to stress Deformation
The study of earthquakes Seismology
A seismic wave that causes particles of rock to move in a back-and-forth direction P Wave
a seismic wave that causes particles of rock to move in a side-to-side direction S Wave
Giant pieces of the Earth's thin, outermost layer that move around on top of a layer of plastic rock Tectonic plates
A break in the Earth's crust along which blocks of the crust slide relative to one another Fault
A measure of the strength of an earthquake Magnitude
An area along a fault where relatively few earthquakes have occurred recently but where strong earthquakes have occurred in the past Seismic Gaps
Process of making older structures more earthquake resistant Retrofitting
a side vent Conduit
a giant, fast moving wave that is caused by an earthquake or volcano Tsunami
the remains of something that has been destroyed or broken up Debris

Earthquakes Crossword

Type
Crossword
Description

force that acts on a rock to change its shape for volume stress
stress force that pulls on the crust and thins rock in the middle tension
stress force that squeezes rock until it folds or breaks compression
stress that pushes a mass of rock in two opposite directions shearing
type of fault where the hanging wall slides downward which is caused by tension in the crust normal fault
same structure as normal fault but the blocks are switched reverse fault
fault where rocks on both sides of the fault slip past each other sideways strike-slip fault
large area of flat land raised high above sea level plateau
shaking and trembling that results from movement in the Earth's crust earthquake
area beneath Earth's surface where rock under stress breaks or moves focus
point on Earth's surface that is directly above the faocus epicenter
seismic waves that compress and expand the ground P wave
seismic waves that can vibrate from side to side S waves
waves that can produce severe ground movements Surface waves
instrument used to gecord and measure earthquakes seismograph
rates amount of shaking from an earthquake Modified Mercalli
single number that geologists assign to earthquakes based on its size magnitude
rates earthquakes magnitude based on the size of its seismic waves Richter Scale
rates total energy an earthquake releases Moment Magnitude Scale
record of an earthquake's seismic waves produces by a seismograph seismogram

Plate Tectonics, Earthquakes and Volcanoes Crossword

Type
Crossword
Description

When Magma reaches the surface Lava
Hot liquid deep within the earth Magma
The size or extent of something Magnitude
The measurement amount of a property, such as force, brightness or magnetic field Intensity
The degree or intensity of heat present in a substance or object Temperature
The application of force to something by something else Pressure
Solid materia ejected into the air during a volcanic eruption Tephra
Volcanic crater that has a diameter many times that of the vent and formed by the collapse of the central part of a volcano Caldera
The science that deals with earthquakes Seismology
A place in the upper mantle of the earth that hot magma flows and creates a volcanic feature Hot Spot
Formed by or involving fragmentation as a result of volcanic or igneous action Pyroclastic
How easy something flows Viscosity
A temporary shape chnage that is self reversing after the force is removed Elastic Deformation
Waves of energy that travel through the earth Seismic Waves
Strike-slip fault and transform boundry in California San Andreas Fault
Simplest method used to find an earthquake's epicenter S-P time method

Earthquakes Crossword

Type
Crossword
Description

a sudden and violent shaking of the ground, sometimes causing great destruction, as a result of movements within the earth's crust or volcanic action. Earthquake
The point on the Earth's surface that is directly above the hypocentre or focus, the point where an earthquake or underground explosion originates. Epicenter
The severity of earthquake shaking is assessed using a descriptive scale – the Modified Mercalli Intensity Scale. Intensity
An area on the margins of tectonic plates where seismic, volcanic, and tectonic activity takes place as a consequence of the relative motion of the plates. Plate Boundary
The point in the earth where the earthquake rupture or fault movement actually occurred. Focus
an instrument that measures and records details of earthquakes, such as force and duration. Seismograph
A sudden movement of the ground that releases elastic energy stored in rocks and generates seismic waves. Ground Movement
a twelve-point scale for expressing the local intensity of an earthquake, ranging from I (virtually imperceptible) to XII (total destruction). Mercalli Scale
A thin zone of crushed rock separating blocks of the earth's crust. Fault
A magnitude number to quantify the energy released by an earthquake. Richter Scale
The great size or extent of something. (size) Magnitude
A nonlinear scale used when there is a large range of quantities. Logarithmic Scale

earth systems Crossword

Type
Crossword
Description

the action or process of changing in shape or distorting, especially through the application of pressure. deformation
a shallow break in the earths crust not moving surroundings crust fracture
a deep break in the earths crust moving the surrounding crust fault
make up mountain systems mountain ranges
make up mountains belts mountain systems
largest collection of mountains, only two in the world mountian belts
when two collide putting stress causing them to fold folded mountains
a flat area of land high above sea level plateau
when plates pull apart and some materials and pushed upward and some collapse fault block mountain
where magma rises up and pushes earths crust outward without breaking the crust dome mountian
mountains that have a hole where lava ash and smoke can come out volcanic mountains
areas far from plate boundary where there are active volcano hot spots
a sudden and violent shaking of the ground, sometimes causing great destruction, as a result of movements within the earth's crust or volcanic action earthquake
where the earthquake takes place underground focus
where the earthquake takes above ground epicenter
a seismic wave that moves through the interior of the earth P and S waves are both this type of wave body waves
the interaction of s and p waves surface waves
the fastest type of wave p waves
are the second fastest wave s wave
an instrument that measures and records details of earthquakes seismograph
record produced by a seismograph seismogram
indicates the strength of an earthquake magnitude
The severity of an earthquake intensity
a long high sea wave caused by an earthquake tsunami