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Plate TectonicsPlate TectonicsReviewReview

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BoundariesBoundaries ThinkThink““layers”layers”

Lets get Lets get Movin’Movin’

Does it Does it “Matter”“Matter”

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$100 $100 BoundariesBoundaries

This boundary is responsible for sea-floor spreading

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What is DivergentWhat is Divergent

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This Boundary is responsible for building mountains

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What is ConvergentWhat is Convergent

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This boundary creates mid ocean ridges and rift valleys

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What is DivergentWhat is Divergent

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This is the only boundary NOT This is the only boundary NOT associated with volcanic associated with volcanic

activityactivity

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What is a Transform What is a Transform BoundaryBoundary

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This is the only boundary to Have a destructive effect on the Earth’s layers

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What is a Convergent Boundary

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The outermost rigid layer of Earth,

consisting of the crust and part of the

upper mantle.

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What is the lithosphere

$200 $200 Think “Layers”Think “Layers”What layer of the Earth does the letter D represent?

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What is the Inner Core

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What layer of the Earth does the letter A represent?

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What is the crust

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What is the name for the part of the

mantle that is partially molten

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What is the asthenosphere

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Name the two layers of the

crust

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What are Oceanic and What are Oceanic and ContinentalContinental

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A chain of undersea ridges extending throughout all the Earth’s ocean basins, and formed by sea-floor spreading.

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What is a What is a

mid-ocean ridgemid-ocean ridge

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The growth of a continent The growth of a continent along its edges is known along its edges is known as what?as what?

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What is What is

Continental Accretion Continental Accretion

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The movement of one plate The movement of one plate downward into the mantle beneath downward into the mantle beneath

the edge of the other plate at a the edge of the other plate at a convergent plate boundary. convergent plate boundary.

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What is Subduction

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What is the accepted What is the accepted primary mechanism primary mechanism

for sea-floor for sea-floor spreading?spreading?

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What are Convection Cells

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This is the field of study of plate movements

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What is Plate Tectonics

$100 $100 Does it “Matter?”Does it “Matter?”

Is the inner core liquid or

solid?

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What is SolidWhat is Solid

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The outer core and the inner core are both composed of what two elements?

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What are Iron and What are Iron and NickelNickel

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What happens to the density of rocks as they become more

interior to the Earth?

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What is it IncreasesWhat is it Increases

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This is a pattern of movement in a fluid

caused by heating from below and cooling from

above.

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What is What is Thermal ConvectionThermal Convection

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This is the record of the past orientation and

polarity of the Earth’s magnetic field recorded in

rocks containing the mineral magnetite.

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What is

Paleomagnetism

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How old is the Earth?How old is the Earth?

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What is 4.6 billion What is 4.6 billion years oldyears old

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What is the name for the What is the name for the supercontinent that existed supercontinent that existed

250 million years ago?250 million years ago?

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What isPangaea

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What is the formula used to calculate

density?

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What isWhat is

Mass/VolumeMass/Volume

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Why is the inner core solid and the outer

core liquid (molten)?

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The pressure on the inner The pressure on the inner core is greatercore is greater

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Some rock sections found on Some rock sections found on the ocean floor exhibit a the ocean floor exhibit a striped pattern. What is the striped pattern. What is the primary cause of the primary cause of the pattern?pattern?

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What are changes in the Earth’s magnetic

field strength and direction

TheoriesTheories

What are two pieces of evidence that Wegener use to construct his Continental Drift Theory?

What are the What are the puzzlepuzzle like fit like fit of continents and similar of continents and similar

fossilsfossils on different on different continentscontinents