plate boundaries
technology /energy
Convection currents
Subduction zone and
Sea floor spreading

Under ground movements
100
--> <--
What does a convergent plate boundary look like?
100
sonar technology
What type of technology is used of plate tectonics?
100
A _____ is a Crack in the earth's crust resulting from the displacement of the earth's crust
Fault
100
The process of ___ _____ _________ creates new crust, but the process of the __________ destroys old crust.
sea floor spreading subduction
100
The _______ _____ is a large ____ almost level region of the ocean floor covered with thick sediment.
Abyssal plain Flat
200
slide or slip
When two tectonic plates _____ __ ____ past each other
200
__________ ______ is the energy released by heat within the Earth
Geothermal energy
200
The ____________ is the soft plastic layer of the _____ that follows very slowly
Asthenosphere Mantle
200
What is the subduction zone?
The subduction zone is the area below the trench that pulls colder, old, and more dense crust in to the mantle.
200
What are seamounts
They are individual mountain or volcanic material
300
Divergent boundary
What is this plate boundary? <-- -->
300
renewable resource used
A _________ ________ is a resource that can be replaced at the same rate it is ____.
300
The ___________ is the solid outermost rigid layer of earth. It is made of the _____ and the _____ part of the mantle
Lithosphere Crust Upper
300
what type of plate boundary helps form a subduction zone the most?
convergent
300
The ___________ _____ is the section of the __________ crust that expand s underwater
Continental shelf Continental
400
transform boundary
--> <--
400
Energy that is transferred as electromagnet waves is called _________?
radiation
400
Where plates ____ events such as earthquakes and volcanoes occur. The place where the plates meet is called a _____ _________.
Meet Plate boundary
400
The process of crust being pulled into the mantle is called what?
subduction
400
What is a mid ocean ridge?
A long underwater mountain chain that forms on the ocean floor
500
Transform and Convergent boundaries.
Which plate boundaries will make mountains or volcanoes?
500
Studying the ocean floor helps scientists better _____________what is happening to our Earth
understanding
500
Prices of tectonic plates float on top of the ___________. They float as they are in constant slow motion due to the ____________ ________.
Asthenosphere Convention currents
500
___ _____ _________ is the process by which ___ oceanic crust forms as _____ in the mantle.
sea floor spreading new magma
500
The ____ ______ is a long, narrow Crack in the ocean floor in the middle of the mid ocean ridge
Rift valley
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