Boundaries
Pangea
RANDOM - FUN
Vocab
Sea Floor Spreading
200
What Boundary forms mountains?
What is Convergent Boundary?
200
What is Pangea?
Pangea is a supercontinent where all continents were once connected 250-300 billion years ago and have since drifted apart.
200
What is this
What is PI?
200
What is Continental Drift?
Wegner's idea that the continents slowly moved over Earth's surface.
200
What do mid-ocean ridges form?
mid-ocean ridges form long chains of mountains that rise up from the ocean floor
400
What boundary sinks under another?
What is a transform boundary?
400
What continent is this from PANGEA?
North America
400
What is the Pythagorean theorem?
a2 + b2 = c2
400
What is rift valley?
Where pieces of Earth's crust diverge on a land
400
What is a deep-ocean trench
When the floor plunges into deep underwater canyons.
600
What are all the boundaries?
Convergent, Divergent and Transform
600
What continent is this?
Eurasia
600
What is 210
1024
600
What are faults?
breaks in earth's crust where rocks have slipped past each other ----- form along these boundaries
600
What is Sea-Floor spreading?
mid-ocean ridges continuously add new materials to the ocean floor?
OR
Seafloor spreading begins at a mid-ocean ridge, which forms along a crack in the oceanic crust. Along the ridge, new molten material from inside Earth rises, erupts, cools, and hardens to form a solid type of rock
600
What boundary is this?
What is a Transform Boundary?
600
What PANGEA continent is this?
AFRICA
600
What is 3a=7
What does A equal
A=2.3333333333333........
600
What is a fossil?
The remains after an animal, person, or plant has died
600
What is subduction?
The process by which the ocean floor sinks beneath a deep-ocean trench and back into the mantle
1000
What is a divergent boundary?
A boundary where a Oceanic plate pushes against a Continental plate
1000
What is this
Pangea
1000
What is 2-2 + (3*2)
Hint use PEMDAS
6
1000
What is the definition of Plates?
separated by cracks
1000
What boundary example is this?
Divergent Boundary