Chapter 1Plate Tectonics Key Terms

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Can you name the Chapter 1 Key Terms?

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Break in Earth's crust where rocks have slipped past each other
The part of the core that is liquid
Scientist who developed the theory of plate tectonics (last name only)
Deep underwater canyons where the ocean floor subducts
Type of plate boundary where two plates slip past each other, moving in opposite directions
Outermost layer of Earth
Supercontinent that used to exist on Earth
True or false: Pressure increases as you go deeper into Earth.
Process that continually adds new material to the ocean floor
True or false: Wegener's hypothesis was immediately accepted.
The part of the core that is solid
An undersea mountain chain where new ocean floor is produced
Theory that states that pieces of Earth's lithosphere are in slow, constant motion, driven by convection currents in the mantle
Deep valley that forms along a divergent boundary
Type of plate boundary where two plates move apart
True or false: Temperature increases as you go deeper ino Earth.
Type of plate boundary where two plates come together
A section of the lithosphere that slowly moves over the asthenosphere, carrying pieces of the crust
Heat transfer between materials that are touching
The softer layer of the mantle
Process by which ocean floor sinks beneath a deep-ocean trench and back into the mantle
Scientist who studied sea-floor spreading (last name only)
How much mass there is in a volume of a substance
The rigid, uppermost part of the mantle
Convection currents take place in this layer of Earth
True or false: Heat always moves from a cooler substance to a warmer substance.
Heat transfer by the movement of currents within a fluid
The transfer of heat through space
Scientist who gathered evidence about continental drift (last name only)

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