Type
Crossword
Description

Who proposed the idea of plate tectonics? Henry Hess
What type of plate boundary collides with the other to create mountains? Convergent
Who proposed the theory of continental drift? Alfred Wegener
What type of plate boundary slides past the other to create fault lines? Transform
What type of plate boundary pulls away from the other to form rift valleys? Divergent
What islands were formed over a hotspot? Hawaiian Islands
Magma that has reached the surface Lava
Hot, molten rock from deep within the earth Magma
When two plates collide and the more dense one sinks under the earths surface Subduction
When magma oozes from mid ocean ridges, creating new crust that gradually moves away from the ridge and makes one ocean bigger and the other smaller Seafloor spreading
Cool, rigid outermost layer of the earth. Consists of the upper most part of the mantle and the crust Lithosphere
Solid layer with plasticity in the upper mantle just below the lithosphere Asthenosphere
Heated, less dense air or liquid rises and cooler, more dense air or liquid sinks Convection Current
Theory that continents were once one big land mass and over time they drifted apart Continental Drift
Materialized remains of organisms that show how long an animal lived and the structure of their body Fossil
Theory that the lithosphere is divided into tectonic plates that float around on the asthenosphere Plate Tectonics
What mountain range formed from the collision of the India and Eurasia plate? Himalayas
What mountain formed along the coast of South Africa as a result of plate subduction after a collision Andes Mountains
What islands were formed from the collision of two oceanic plates? Aleutian Islands
Area in the mantle from which magma rises from a narrow plume to form volcanic mountains Hotspot

The Dynamic Earth Puzzle Crossword

Type
Crossword
Description

One of the 7 great masses of land Continent
The name of the supercontinent that existed 200 million years ago, when all the modern continents were connected. Pangea
The theory that continents have moved slowly to their current locations and continue to move. Continental Drift Theory
The process by which new oceanic crust forms along mid ocean ridges and older crust moves away from the ridge. Sea Floor spreading theory
A long narrow mountain chain found on the floor of the ocean. Mid Ocean Ridge
The distance from the surface of the ocean to ocean floor. Depth
An event that causes the magnetic field to reverse its direction. Magnetic Reversal
A tectonic boundary where two plates are moving away from each other and new crust is forming from magma that rises to the Earth's surface between the two plates. Divergent Plate Boundary
The transfer of heat energy that results from magma becoming heated, less dense, and rising eventually cooling at the surface, becomes more dense and sinks.. Convection Current
The divisions of Earth's outer shell that glide over the mantle. Tectonic Plate
The rigid outer part of the earth, consisting of the crust and upper mantle. Lithosphere
The layer of the earth's mantle, below the lithosphere, in which there is relatively low resistance to plastic flow and convection is thought to occur. Asthenosphere
The process where dense oceanic crust is forced under the less dense continental crust Subduction

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 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

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

Plate Tectonics Crossword

Type
Crossword
Description

What was the super continent called? Pangaea
This ring contains most of Earths volcanoes. What is it called? Pacific Ring of Fire
What was the theory that all the continents made one big super continent called? Continental drift
An underwater mountain range. Mid-ocean ridges
Where new oceanic crust is formed through volcanic activity and then gradually moves away from the ridge Sea-Floor Spreading
The study of the record of the Earth's magnetic field in rocks, sediment, or archeological materials Paleomagnetism
A theory explaining the structure of the earth's crust and many associated phenomena as resulting from the interaction of rigid lithospheric plates that move slowly over the underlying mantle Plate Tectonics
These boundaries moves away from each other. Divergent boundary
These boundaries come together. Convergent boundary
These boundaries slide past each other. Transform boundary
A region of the Earth's crust where tectonic plates meet. Subduction Zone
The movement caused within a fluid by the tendency of hotter and therefore less dense material to rise, and colder, denser material to sink under the influence of gravity, which consequently results in transfer of heat. Convection
A crack, split, or break in something. Rift
The rigid outer part of the earth, consisting of the crust and upper mantle. Lithosphere
The upper layer of the earth's mantle, below the lithosphere, in which there is relatively low resistance to plastic flow and convection is thought to occur. Asthenosphere
The uppermost layer of the oceanic portion of a tectonic plate. Oceanic Crust
The relatively thick part of the earth's crust that forms the large landmasses. It is generally older and more complex than the oceanic crust. Continental Crust
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. Earthquakes
A mountain or hill, typically conical, having a crater or vent through which lava, rock fragments, hot vapor, and gas are being or have been erupted from the earth's crust. Volcanoes
A curved chain of volcanic islands located at a tectonic plate margin, typically with a deep ocean trench on the convex side. Island Arc

Plate Tectonics Crossword

Type
Crossword
Description

He discovered the theory of continental drift and plate tectonics Alfred Wegener
a hypothetical continent that is all the continents as one Supercontinent
a hypothetical landmass that existed when all the continents were joined together pangea
theory that explains how the continents shift on earths surface continental drift
a long narrow excavation in the ground trench
a linear shaped lowland between highlands or mountain ranges riftvalley
an underwater mountain system oceanic ridges
a geographic area containing many related mountains mountain ranges
shaking of the earth due to the sudden release of energy in the crust of earth earthquakes
the theory that explains the motion in the lithosphere plate tectonics
rock fractures hat show evidence of relative movement fault
horizontal movement of the faults against each other transfrom
the plates collide at this type of boundary convergent
the plates move away from each other at this boundary divergent
the process at convergent boundaries when one tectonic plate moves under another subduction
the lithosphere and two types; oceanic and continental crust
lava escaping magma filled chambers below the surface volcano
a ring in the pacific ocean where a lot of volcanic eruptions and earthquakes occur ring of fire
a continental transorm fault through california san andreas
the movement of differently heated liquids convection current

PLATE TECTONICS Crossword

Type
Crossword
Description

the hypothesis that states that the continents once formed a single landmass, broke up, and drifted to their present locations. Continental drift
a long, undersea mountain that has a steep, narrow valley at its center, that forms as magma rises from the asthenosphere, and that creates new oceanic lithosphere ( sea floor ) as tectonic plates move apart. Mid-ocean ridges
the valley at the center of the ridge was a crack in Earth's crust. Rift
the process by which new oceanic lithosphere ( sea floor ) forms as magma rises to Earth's surface and solidifies at a mid-ocean ridge. Sea-floor spreading
the study of the alignment of magnetic minerals in a rock, specifically as it relates to the reversal of Earth's magnetic poles. Paleomagnetism
the theory that explains how large pieces of the lithosphere, called plates, move and change shape Plate tectonics
the solid, outer layer of Earth that consists of the crust and the rigid upper part of the mantle. Lithosphere
the solid, plastic layer of the mantle beneath the lithosphere. Asthenosphere
dense and made up of rock that is rich in iron and magnesium. Oceanic crust
low density and is made up of rock that is rich in silica. Continental crust
when tectonic plates move, sudder shifts can occur along their boundaries. Earthquakes
form when plate motions generate magma that erupts on Earth's surface. Volcanoes
a major area in the basin of the Pacific Ocean where a large number of earthquakes and volcanic eruptions occur. Pacific Ring of Fire
move away from each other Divergent boundary
move towards each other Convergent boundary
the place where two lithosphere plates come together, one on top of the other Subduction zone
a curved chain of volcanic islands located at a tectonic plate margin, typically with a deep ocean trench Island Arc
slide past each other horizontally Transform boundary
the movement of tectonic plates Convection
the supercontinent that was once a big landmass Pangea

Plate Tectonics Crossword Puzzle

Type
Crossword
Description

What is the trace or organism that lived in the past? Fossil
What is liquid magma that reaches the surface? Lava
What is the molten mixture of rock? Magma
What was the land mass that broke 200 million years ago? Pangea
What is a section of litosphere that slowly moves over the asthenosphere carrying pieces of continental drift and oceanic crust called ? Plates
What is the theory that pieces of earths litosphere are in constant motion driven by convection currents in the mantle called? Plate Tectonics
What is the process by which the shaking is perpendicular to the direction to the wave called? Seafloor spreading
What are vibrations that travel through earth carrying the energy released during an earthquake called? Seismicwaves
What causes the rock to change its shape or volume? Stress
What is rocks surface, size, and shape? Texture
What is a slab of volcanic rock formed when magma is forced up and flows out as lava called? Sill
What is an opening on earths surface where magma is forced up and flows out as lava called? Vent
What is a violent shaking of the ground? Earthquake
What is very dense, has a solid center,mostly iron, and has small amount of oxygen? Innercore
What is the largest layer inside the earths? Mantle
What forms when the top of the volcano collapse? Caldera
What fossil when sediments fill in a mold and harden into a rock? Cast
What is a liquid core that surrounds earths solid inner core and that's is mostly made of iron? Outtercore
What is bits of rocks or solified lava dropped from the air? Tephra
What is the location in the mantle that is hotter than other areas? Hotspot

tectonic plate boundaries Crossword

Type
Crossword
Description

this scientist had the theory of the continental drift alfred
two plates slide against each other in a sideways motion transform
a line on a rock surface or the ground that traces a geological fault faultline
changed by extreme heat and pressure to form another rock metamorphic
places where the sea floor spreading takes place midoceanridge
a tall mountain that with a lot of pressure shoots out hot lava volcano
formed by deposition and solidification pf sediments sedimentary
a violent shaking of the ground caused by tectonic plates earthquakes
piece of the crust that floats on the mantle tectonic
hot fluid or semi fluid material within the earth's crust magma
two plates are moving away from one another divergent
formed by cooling and solidification of magma or lava igneous
made of iron, with small amount of nickle core
technical name for the crust and mantle lithosphere
remains of a prehistoric organism preserved in a mold form in a rock fossils
two plates move toward one another and collide convergent
contains most of earths mass (hints: its hot) mantle
hot molten or semi fluid rock erupted from volcano lava
a long high sea wave caused by earth quakes tsunami
outermost later of the planet, with life crust