Plate Tectonics

Which characteristic is shared by both earthquakes and volcanoes? a. Both are caused by moving tectonic plates b. Both can cause climate change c. Both are caused by material rising from the Earth's core. d. Both cause lava flows

a. Both are caused by moving tectonic plates

What was missing from Alfred Wegener's Continental Drift Theory that many criticized it for? a. He couldn't explain why the continents moved b. He didn't do a very good job writing about his ideas c. Land bridges connecting the continents d. He was a crazy little man

a. He couldn't explain why the continents moved

_______ are formed when two continental plates collide. a. Mountain ranges b. Transform faults c. Rift valleys d. Volcanoes

a. Mountain ranges

Which of these events can ONLY happen on a DIVERGENT BOUNDARY? a. Rift Valley b. Mountain c. A peninsula d. An Insanely complex, long answer that you will click out of instinct.

a. Rift Valley

Which of these is evidence for sea floor spreading? a. Young rocks are at mid ocean ridges. b. The cool magma sinks back into the mantle. c. Mesosaurus d. Glossopteris

a. Young rocks are at mid ocean ridges.

The youngest rocks on the seafloor are most likely found... a. closest to a mid-ocean ridge b. farthest from a mid-ocean ridge c. near the coastlines d .closest to a deep sea trench

a. closest to a mid-ocean ridge

The cycle of heating, rising, cooling, and sinking is called____. a. convection currents b. water cycle c. Earth cycle d. tension force

a. convection currents

What is the name for the crust and the upper mantle? a. lithosphere b. asthenosphere c. mesosphere d. atmosphere

a. lithosphere

Which layer of Earth is made up partly of crust and partly of mantle material? a. lithosphere b. mantle c asthenosphere d. crust

a. lithosphere

Plates move on top of the ________. a. mantle b. inner core c. outer core d. crust

a. mantle

The theory of _______ states that Earth's crust and upper mantle are broken into sections that are in constant, slow motion. a. plate tectonics b. continental drift c. seafloor spreading d. divergent boundaries

a. plate tectonics

Earth's crust and part of the upper mantle are broken into sections called__________. a. plates b. mantle c. core d. inner core

a. plates

The youngest material of the ocean floor is found at mid-ocean _________. a. ridges b. trenches c. basins d. rifts

a. ridges

Continental drift occurs because of ________. a. sea floor spreading b. earthquakes c. magnetic reversal d. fossils

a. sea floor spreading

What technology did scientists use in the mid-1900s to map the mid-ocean ridge? a. sonar b. submarines c. satellites d. deep-sea diving

a. sonar

The theory of continental drift was first proposed by __________. a. Thomas Edison b. Alfred Wegener c. Benjamin Franklin d. Harry Hess

b. Alfred Wegener

The theory of seafloor spreading was first proposed by __________. a. Thomas Edison b. Harry Hess c. Benjamin Franklin d. Alfred Wegener

b. Harry Hess

What do Convergent: Continental-Continental plate boundaries create? a. Tornadoes b. Mountains c. Money d. Trenches

b. Mountains

A lack of evidence for continental drift prevented many scientists from believing a single supercontinent called _________ existed. a. Glossopteris b. Pangaea c. Gondwanaland d. Mesosaurus

b. Pangaea

Most volcanoes and earthquakes occur... a. along the coast b. along tectonic plate boundaries c. in the Arctic d. in the ocean

b. along tectonic plate boundaries

The Himalayas in Asia are an example of what type of plate boundary? a. divergent b. continent-to-continent convergent c. ocean-to-continent convergent d. transform

b. continent-to-continent convergent

What is the correct order (starting from the surface) of Earth's layers? a. mantle, outer core, inner core, crust b. crust, mantle, outer core, inner core c. outer core, inner core, crust, mantle d. crust, outer core, inner core, mantle

b. crust, mantle, outer core, inner core

How are oceanic trenches formed. a. pulls back from another plate b. dips below another plate c. splits into two plates d. grinds against another plate.

b. dips below another plate

During a ___, the lines of magnetic force run the opposite way. a. magnometer b. magnetic reversal c. convection currents d. upper mantle

b. magnetic reversal

The _______ is the thickest layer of the Earth at 1800 miles thick. This layer contains most of the mass of the Earth. a. crust b. mantle c. outer core d. inner core

b. mantle

This landform can occur at a divergent plate boundary. a. ocean trench b. mid-ocean ridge c. tall mountains d. transform fault

b. mid-ocean ridge

Scientists recently found coal deposits in eastern Antarctica. This discovery provides evidence of- a. coastal erosion b. plate tectonics c. ocean currents d. global warming

b. plate tectonics

Scientists recently discovered that rocks collected from the Franklin Mountains in West Texas and rocks collected from mountains in eastern Antarctica were exactly the same age. Further research showed that the rocks were chemically and geologically the same and came from the same magma source. This discovery provides evidence of — a. coastal erosion. b. plate tectonics. c. ocean currents. d. glacial melting.

b. plate tectonics.

Which of the following was NOT a reason that many scientists refused to listen to Wegener's ideas? a. he didn't have evidence to back his ideas b. they were just plain mean c. most geologists at the time thought it was impossible for continents to move d. he was a meteorologist

b. they were just plain mean

Who first proposed the theory of continental drift? a. John Tuzo Wilson b. Harry Hess c. Alfred Wegener d. Robert Dietz

c. Alfred Wegener

_________ currents carry heat from the hot inner core to the cooler outer mantle and back again. a. River b. Radiation c. Convection d. Conduction

c. Convection

What do Transform plate boundaries create? a. Hurricanes b. Trenches c. Earthquakes d. The Portal to Purgatory

c. Earthquakes

This layer of Earth is solid Iron and Nickel a. Outer Core b. Mantle c. Inner Core d. Crust

c. Inner Core

Which of the following is NOT a tectonic boundary? a. Convergent b. Divergent c. Sedergent d. Transform

c. Sedergent

Which feature will you most likely find along the plate boundaries a. Delta b. Valley c. Volcanoes d. Glaciers

c. Volcanoes

The presence of the same ________ on several continents supports the idea of continental drift. a. rocks b. fossils c. both fossils and rocks d. neither fossils nor rocks

c. both fossils and rocks

A mid-ocean ridge occurs at a ________ plate boundary. a. transform b. convergent c. divergent

c. divergent

A continental rift valley can be formed from stretching continental crust at... a. transform plate boundaries b. convergent plate boundaries c. divergent plate boundaries d. all plate boundaries

c. divergent plate boundaries

What is associated with transform boundaries? a. mountains b. volcanoes c. earthquakes d. islands

c. earthquakes

The alignment of iron-bearing minerals in rocks when they formed reflect the fact that Earth's ____ has reversed itself several times in the past. a. asthenosphere b. core c. magnetic field d. gravity

c. magnetic field

This layer of Earth is the thickest part a. crust b. outer core c. mantle d. inner core

c. mantle

The youngest rock in the ocean floor are located at the _______. a. magnetic field b. magma field c. mid-ocean ridge d. mid-land ridge

c. mid-ocean ridge

According to the theory of seafloor spreading, hot less dense material rises toward the surface at____________. a. magnetic poles b. south pole c. mid-ocean ridges d. asthenospheres

c. mid-ocean ridges

Scientist noticed a physical features on the ocean floor to help support the theory of continental drift. One significant feature is the a. flatness of the ocean floor b. lack of oceanic trenches c. mid-oceanic ridge d. large amount of sediment on the ocean floor.

c. mid-oceanic ridge

The _________ is so hot that the metals in it are all in the liquid state. a. crust b. mantle c. outer core d. inner core

c. outer core

The area where two tectonic plates meet. a. mantle b. focus c. plate boundary d. convection

c. plate boundary

Matching ________ on different continents are evidence for continental drift. a. weather systems b. river systems c. rock structures d. wind systems

c. rock structures

Which is the best evidence supporting ideas that Earth's continents were once connected? a. Different climate zones b. ring of volcanoes along pacific rim c. shape of the continents d. separation of earth's different layers

c. shape of the continents

Oceanic plates are pushed down into the upper mantle in _____. a. convection currents b. divergent boundaries c. subduction zones d. strike slip faults

c. subduction zones

A mid-ocean ridge separates the Pacific plate and the Nazca plate off the western coast of South America. Which statement best describes the relative motions of the Pacific and Nazca plates? a. both plates are moving to the east. b. both plates moving to the west. c. the plates are moving in opposite directions d. the plates are pushing together.

c. the plates are moving in opposite directions

The San Andreas Fault in California is an example of a ________. a. divergent boundary b convergent boundary c. transform fault d. subduction zone

c. transform fault

magma rises to become new oceanic crust when. a. two plates meet and collide b. one plate grinds against another plate c. two plates separate and move apart from one another

c. two plates separate and move apart from one another

What forms when an oceanic and continental plate converge? a. island arcs b. folded mountains c. volcanic mountains d. rift valleys

c. volcanic mountains

What do Convergent: Continental-Continental plate boundaries do? a. They move away from each other and create volcanoes. b. They collide and form trenches, cause earthquakes, and create volcanoes. c. They push against each other in opposite directions and cause earthquakes and faults. d. They push towards each other and form mountains.

d. They push towards each other and form mountains.

What type of boundary is the SAN ANDREAS FAULT on? a. Covergent b. Transformers c. Divergent d. Transform

d. Transform

The presence of the same _____ on several continents support the idea of continental drift. a. fossils b. rocks c. climate d. all

d. all

What landforms can form along convergent boundaries? a. volcanoes b. mountains c. ocean basins d. all

d. all

What evidence did Wegener use in his theory? a. Continents and fossils fitting together/matching-up like puzzle pieces b glacier scars and other climate evidence from temperature c. mountain ranges and rocks line up across continents d. all of the above

d. all of the above

subduction zones in the ocean can create which features? a. islands b. volcanoes c. earthquakes d. all of the above

d. all of the above

Which of the following DOES NOT provide evidence that the continents were once joined together? a. fossils of the same reptiles found on different continents b. different continents having rocks of the same age and type c. coastlines of some continents matching up d. ancient maps left by early humans showing only one large continent

d. ancient maps left by early humans showing only one large continent

The layer of caramel-like consistency that flows and moves the plates of the Earth is called the ________. a. mantle b. lithosphere c. crust d. asthenosphere

d. asthenosphere

Many scientists think hot plastic-like rock in the mantle is forced upward toward the surface, cools, and sinks. This process is called a(n) _________. a. earthquake b. convergent boundary c. volcano d. convection current

d. convection current

The _________ is the thinnest layer of Earth. a. outer core b. inner core c. mantle d. crust

d. crust

Sea floor spreading occurs because.. a. new material is added to the asthenosphere b. earthquakes break apart the ocean floor c. sediments accumulate on the ocean floor d. hot, less dense material is forced up to Earth's surface

d. hot, less dense material is forced up to Earth's surface

When one plate sides under neath another, it _________ and the magma _________. a. hardens, sinks b. melts, sinks c. hardens, rises d. melts, rises

d. melts, rises

When plates slide past one another, _________ occur. a. divergent boundaries b. convection currents c. subduction zones d. transform faults

d. transform faults