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History
Tectonic Plate
Tectonic Plates 2
Boundaries
Boundaries 2
100
What is made up of Earth's crust and top of the mantle
lithosphere
100

What features can moving plates cause?

earthquakes volcanoes mountains

100
What boundary causes plates to move away from each other?
Divergent
100
What happens when one plate sinks under another plate
Subduction
200

What are the four layers of Earth

inner core, outer core, mantle, crust

200

What is the name for the hot, soft rock region in the mantle

asthenosphere

200
What is the name of the scientist who proposed continental drift?
Alfred Wegener
200
What boundary makes plates collide or move toward each other?
Convergent
200
What are under water mountain ranges
Mid-ocean ridge
300
What are the two parts of the core?
inner core outer core
300

What is the lithosphere broken into?

tectonic plates

300
What is the theory that the continents were once joined but began to separate?
continental drift
300
What is the boundary that causes plates to scrape past each other?
Transform
300
What caused the San Andreas Fault in California?
Transform boundary
400
What is the ball of hot solid metals?
inner core
400
What is the term meaning all lands, which describes the once supercontinent?
Pangaea
400
What was found to provide evidence of continental drift?
fossils
400
What boundary causes mid-ocean ridges, sea floor spreading, rift valleys, and can form new crust or plates?
Divergent boundary
500
What consists of liquid metals that surround the inner core?
outer core
500

What causes the movement of tectonic plates?

convection current

ridge push

slab pull

500
What states that the Earth's lithosphere is made up of huge plates that move over the surface of the Earth?
Theory of Plate Tectonics
500
What boundary causes the crust to be folded or destroyed which makes mountains and volcanic islands?
Convergent boundary