Type
Crossword
Description

The mid ocean ridge curves like the seams of a Baseball
rises from the mantle and erupts Molten Material
Rocks that make up the ocean floor lies in patterns of Magnetized stripes
process by which the ocean floor sinks beneath a deep ocean trench and back into the mantl Subduction
forms where oceanic crust bends downward Deep Ocean Trenches
device that bounces sound waves off underwater objects and then records the echos of these sound waves. Sonar
he longest chain of mountains in the world, located underwater. Mid Ocean Ridge
an American geologist: suggested that the ocean floors moved like conveyor belts, carrying the continents along with them Harry Hess
As the molten material cools, it forms a strip of solid rock in the center of the Ridge
Hess and his evidence led other scientists to look at Wegener's theory of Continental Drift
evidence shows that the Earth's magnetic poles Reversed themselves
Earth is like a giant Magnet
The farther away from the ridge the samples were taken, the ..... the rocks were. Older
They found that the .... rocks were always found in the center of the ridges Youngest
Holes were drilled in the floor of the ocean

Inside Earth: Plate Tectonics Crossword

Type
Crossword
Description

a layer of rock that forms the outer skin if the Earth crust
a layer of hot rock that contains the lithosphere and the asthenosphere mantle
the uppermost part of the mantle and the crust together lithosphere
the soft bottom layer of the mantle asthenosphere
a layer of molten metal that surrounds the inner core outer core
a dense ball of solid metal found at the center of the Earth inner core
The transfer of energy through empty space radiation
the transfer of heat energy through direct contact with particles of matter conduction
the transfer of heat energy by the movement of heated fluid convection
The supercontinent that Alfred Wegener believed to exist Pangea
Wegeners theory that the continents slowly moved over the Earth's surface continental drift
any trace of an ancient organism that has been preserved in rock fossil
the longest underwater chain of mountains in the world mid ocean ridge
the process that continually adds new material to the ocean floor sea floor spreading
deep underwater canyons deep ocean trench
the process which the ocean floor sinks beneath a deep ocean trench and into the mantle subduction

Plate Tectonics and Earth Interior Crossword

Type
Crossword
Description

The hypothesis that the continents slowly move across earth's surface. Continental Drift
The name of the single landmass that began to break apart 200 million years ago and gave rise to today's continents. pangea
The preserved remains or traces of an organism that lived in the past. Fossil
An undersea mountain chain where new ocean floor is produced. Mid ocean ridge
A deep valley along the ocean floor beneath which oceanic crust slowly sinks toward the mantle. deep ocean trench
The process by which molten material adds new oceanic crust to the ocean floor. sea floor spreading
The process by which oceanic crust sinks benath a deep-ocean trench and back into the mantle at a convergent plate boundary. subduction
A section of the lithosphere that slowy moves over the asthenosphere, carrying pieces of continental and oceanic crust. Plate
Vibrations that travel through Earth carrying the energy released during during an earthquake. Seismic Wave
The force pushing on a surface divide by the area of that surface. Pressure
The layer of rock that forms Earth's outerskin. Crust
Is a dark, dense, igneous rock with a fine texture, found in ocean crust. Basal
A usually light-colored igneous rock that is found in continental crust. Granite
Layer of hot, solid material between Earth's crust and core. Mantle
A rigid layer made up of the uppermost part of the mantle and the crust. Lithosphere
The soft layer of the mantle on which the lithosphere floats. Athenosphere
A layer of molten iron and nickel that surrounds the inner core of earth. Outer Core
A dense sphere of solid iron and nickel at the center of Earth. Inner Core
A plate boundary where two plates move away from each other. Divergent Boundary
A plate boundary where two plates move toward. Convergent Boundary
A plate boundary where two plates move past each other in opposite directions. Transform Boundary
A break in earth's crust along which rocks move. Fault
The theory that pieces of Earth's lithosphere are in constant motion, driven by convection currents in the mantle. Plate Tectonics
A deep valley that forms where two plates move apart. Rift Valley

Plate Tectonics Crossword Puzzle

Type
Crossword
Description

What describes large scale movements of the Earth's lithosphere? Plate Tectonics
The lithosphere is divided into... Tectonic Plates
Two plates collide they make... Convergent Boundaries
When two plates move away from each other this is called... Divergent Boundaries
A boundary at which two plates move past each other horizontally is called a... Transform Boundary
What is the outermost rigid layer of Earth? Lithosphere
What is a layer of weak or soft mantle that is made of rock? Asthenosphere
What is the strong lower part of the Earth's mantle? Mesosphere
What explains the age and magnetic patterns of sea floor rocks? Sea-Floor Spreading
What is the outermost layer of Earth? Core
What is the movement of matter that results from differences in density? Convection
What is located between the core and the crust? Mantle
What extends from below the mantle to the center of Earth? Core
What element makes up most of Earth's core? Iron
What is the liquid layer of Earth's core? Outer core
What is dense and is in the center of Earth and extends from the bottom of the outer core to the center of Earth? Inner core
What are the huge trenches on Earth's seafloor? Ocean Trenches
What pushes the rest of a plate away from the mid-ocean ridge? Ridge Push
What is the portion of motion of a tectonic plate that can be accounted for b the portion of motion of a tectonic plate that can be accounted for by its subduction? Slab Pull
What is the slow creeping motion of Earth's solid silicate mantle caused by convection currents carrying heat from the interior of the Earth to the surface? Mantle Convection

plate tectonics Crossword

Type
Crossword
Description

the layer of rock that forms earths outer surface crust
rock that floats high on the mantle that makes up the continents continental crust
the layer of hot solid material between earths crust and core mantle
a ridged layer made up of the uppermost part of the mantle crust lithosphere
the soft layer of the mantle on which the lithosphere floats asthenesphere
a layer of molten lava and nickel that surrounds the inner core of earth outer core
a dense spear of solid iron and nickel at the center of the earth inner core
a plate boundary where two plates move away from each other divergent boundary
a plate boundary where two plates move towards each other convergent boundary
the name of the single landmass that broke apart 200 million years ago and gave rise to todays continents Pangaea
The hypotheses that the continents slowly move across Earth's surface Continental drift
a trace of an ancient organism that has been preserved in rock fossil
the process by whichoceanic crust sinks beneath a deep ocean trench and back into the mantle at a convergent plate boundary dubduction
an undersea mountain chain where new ocean floor is produces mid ocean ridge
a deep valley along the ocean floor beneath which oceanic crust slowly sinks toward the mantle deep ocean trench
a deep valley that forms where two plates move apart rift valley
a plate boundary where two plates move past each other in opposite directions transform boundary
a section of the lithosphere that slowly moves oner the atmosphere carrying pieces of continental and oceanic crust plate
the theory that pieces of earths lithosphere are in constant motion driven by convection currents in the mantle plate tectonics
a break or crack in earths lithosphere along which the rocks move fault

Seafloor Hunting Word Search

Type
Word Search
Description

Continental Drift
East Pacific Rise
Echo Sounding
Harry Hess
Magma
Magnetic Stripes
Mid Atlantic Ridge
Mid Ocean Ridge
Molten Material
Oceanic Crust
Seafloor Spreading
Sonar
Subduction Process
Trench
Wegener

Seafloor Spreading Crossword

Type
Crossword
Description

a new crust at ridges destroyed at Deep Sea Trenches Seafloor Spreading
measure the distance with sound wave sonar
behind a ship study ocean floor detect small changes in magnetic fields by floor rocks magnetometer
what is an example of sonar? echo-sounding
meteorologist wegner
narrow, long gated Deep Sea Trench
longest continuous mountain range on earth, earthquake and volcanoes Ocean Ridge
study of the history of earth magnetic field paleomangntism
lines, map, points, are the same age isochron
the outer core of earth that changes direction magnetic-reversal

Review for chapter 1 plate tectonics Crossword

Type
Crossword
Description

When continents drift together to form the supercontinent Pangea
When continents slowly move over earth's surface Continental Drift
Any trace of an ancient organism that has been preserved in rock Fossil
Is a device that bounces sound waves off underwater objects and then records the echoes of these sound waves Sonar
An undersea mountain chain where new ocean floor is produced, a divergent boundary Mid Ocean Trench
When a process continually adds new material to the ocean floor Sea floor spreading
Where the ocean floor plunges into deep underwater canyons Deep ocean trench
The process by which ocean floor sinks beneath a deep-ocean trench and back into the mantle Subduction
Where the lithosphere is broken into separate sections Plates
A well-tested concept that explains a wide range of observations Scientific Theory
States that pieces of earth's lithosphere are in a slow, constant motion, driven by convection currents in the mantle Plate tectonics
It breaks into the earth's crust where rocks have slipped past each other to form along these boundaries Faults
The place where two plates move apart, or diverge Divergent Boundary
When a deep valley forms along the divergent boundary Rift valley
The place where two plates come together, or converge Convergent boundary
Is a place where two plates slip past each other, moving in opposite directions Transform boundary
Pulls on the crust, stretching rock so that it becomes thinner in the middle Tension
When a stress force squeezes rock until it folds or breaks Compression
Stress that pushes a mass of rock in two opposite directions Shearing
A force that acts on rock to change its shape or volume Stress

Chapter 1 Plate Tectonics Crossword

Type
Crossword
Description

The process by which ocean floor sinks beneath a deep-ocean trench and back into the mantle subduction
When earthquakes occur they produce seismic waves
results from a force pressing on an area pressure
is the layer of rock that forms Earth's outer skin crust
a layer of hot rock mantle
The uppermost part of the mantle and the crust together form a rigid layer lithosphere
lower part of the mantle [soft layer] asthenosphere
is a layer of molten metal that surrounds the inner core outer core
is a dense ball of solid metal inner core
the transfer of energy through space radiation
heat transfer within a material or between materials that are touching conduction
can be transferred by the movement of fluids-liquids or gases convection
the flow that transfers heat within a fluid convection currents
continents slowly moving across the Earth continental drift
continually adds new material to the ocean floor sea floor spreading
the lithosphere broken up into separate sections plates
states that pieces of Earth's lithosphere are in slow, constant motion, driven by convection currents in the mantle plate tectonics
breaks in Earth's crust where rocks have slipped past each other faults
the place where two plates more apart divergent boundary
the place where two plates come together convergent boundary
a place where two plates slip past each other transform boundary

Tectonic Plates Crossword Puzzle

Type
Crossword
Description

Wegner's Hypothesis that the continents once formed part of a single landmass. Continental Drift
Identical fossils found in both South America and Western Africa. Fossil Evidence
Similarities in the coastlines of continents. Coastline Evidence
Ages and types of rocks in the coastal regions of separate continents matched. Geological Evidence
Layers of debris from ancient glaciers on separate continents. Climatic Evidence
Undersea mountain chain that forms as magma rises and creates new sea floor as tectonic plates move apart. Mid Ocean Ridge
Geological evidence suggest that Earth's magnetic field has not always pointed North. Magnetic Reversals
The stripes in the sea floor illustrates Earth's alternating magnetic field. Magnetic Symmetry
Plates move away from each other. Divergent Boundary
Plates collide with each other. Convergent Boundary
Two plates slide past each other horizontally. Transform Boundary
New sea floor forms as magma rises to Earth's surface and solidifies at a mid-ocean ridge. Sea Floor Spreading
Another name for the crust and upper mantle. Lithosphere
As the lithosphere moves away from the mid-ocean ridge it cools and becomes denser. It begins to sub-duct, as the leading edge begins to sink it pulls the rest of the plate along behind it Slab Pull
A large continent that broke up into smaller continents. Supercontinent

EARTH'S LAYERS Crossword

Type
Crossword
Description

The single landmass that broke apart 200 million years ago Pangaea
Large landmass surrounded by the ocean Continents
Study of planet earth Geology
A vibration that travels through Earths's crust and carries the energy for earthquakes Seismic Wave
The thinnest layer of Earths layers Crust
The layer between the core and crust Mantle
The soft layer of the mantle and is located below the lithosphere Asthenosphere
Uppermost part of the mantle Lithosphere
Layer that surrounds the inner core Outer Core
Center of Earth Inner Core
Movement of energy from a warmer object to a cooler object Heat Transfer
The amount of mass in a given space Density
Transfer of heat by movements of a heated fluid Convection
The theory that continents slowly move around Earth's crust Continental Drift
When a oceanic crust sinks beneath a deep-ocean trench and back into the mantle Subduction
When molten material adds new oceanic crust to the ocean floor Sea-Floor spreading
Device that determines the distance of an object under water Sonar
A mountain range in the middle of the ocean Mid-ocean ridge
A break in earths crust where slabs of rock slip past each other Fault
Made a theory of the continental drift Wegener