Seafloor
Ocean Zones #1
Plate tectonics
Ocean Zones #2
Layers of the Earth
100

The part of the seafloor that is past the continental shelf

What is the continental slope?

100
zone along the seafloor

What is the benthic zone?

100

area where plates are moving away from each other

What is a transform boundary?

100

Zone in the open ocean

What is the pelagic zone?

100

the part of the Earth made of iron

What is the inner core?

200

the process which supports life at hydrothermal vents

What is chemosynthesis?

200

Another name for the epipelagic zone

What is the photic zone?

200

area where tectonic plates create structures like the Mid-Atlantic Ridge

What is a divergent boundary?

200

zone between the high and low tides

What is the littoral zone?

200

the layer of the Earth which contains the tectonic plates

What is the lithosphere?

300

structure which spits out super hot minerals like calcium and silica

What is a white smoker?

300
zone along the seafloor where you can find seagrass and coral reefs

What is the sublittoral zone?

300

term that describes one tectonic plate sinking below another

What is subduction?

300

area where you find the hydrothermal vents

What is the abyssal plain?

300

the part of the Earth where varying temperatures of the magma moves the tectonic plates

What is the asthenosphere?

400

the idea that all the continents used to be one land mass that then split apart

What is continental drift?

400

word that means no light

What is aphotic?

400

the force that drives the movement of tectonic plates

What is convection / convection currents?

400

area that has animals which are transparent and bioluminescent?

What is the dark zone?
400

the scientist who discovered continental drift

Who is Alfred Wegener?

500

the area where white crabs, tubeworms and bacteria all live

What are hydrothermal vents?

500

Area where there is such little light that no more photosynthesis is possible

What is the twilight zone?

500

the boundary at which seafloor spreading occurs

What is a divergent boundary?

500

area in the ocean depths where you can find the Dumbo octopus 

What is the hadalpelagic zone?

500

the reason ocean crust subducts beneath continental crust

What is "because oceanic crust is more dense"?

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