Vocabulary
Boundaries
More Boundaries
Ocean Stuff
More Ocean Stuff
100
The name of the supercontinent that existed millions of years ago?
What is Pangaea.
100
Why do most people think causes the Earth's plates to move?
What is convection currents in the mantle.
100
The theory that supports the slow motion movement is....
What is plate tectonics.
100
Molten material that rises from the mantel erupts along...
What is mid ocean ridges.
200
Sonar is used to do what?
What is map the ocean floor and mid ocean ridge.
200
Rift valleys are formed by....
What is divergent plate boundaries.
200
If plates are slipping part each other they are....
What is transform boundaries.
200
All of Earth's oceans contain...
What is mid-ocean ridges.
200
The South American plate appears to fit like a puzzle piece into....
What is Africa.
300
Plates break up parts of the Earth's crust known as the...
What is lithosphere.
300
When two plates come together it's known as....
What is convergent boundary.
300
When the ocean floor sinks below the deep ocean trench and sinks into the mantle...
What is subduction.
300
What process adds new crust to the ocean floor.
What is seafloor spreading.
300
Mrs. Beisel's favorite color is...
What is red. :)
400
When plates on divergent boundaries pull apart, what forms?
What is rift valley.
400
When two plate collide it forms...
What is mountain ranges.
400
The theory that all the continents were once joined as a huge land mass and have drifted apart is known as...
What is continental drift.
400
Old oceanic crust is more dense because...
What is cooled.
400
The oceanic crust that is closest to the mid-ocean ridge is the...
What is youngest.
500
Wegener's theory that landforms, fossils and climate support his theory of ...
What is continental drift.
500
Continental plates collide with oceanic plates at...
What is convergent boundaries.
500
Subduction occurs where the oceanic crust bends down toward the mantle at...
What is deep ocean trenches.
500
If subduction occurs very quickly and the oceanic crust cannot be created....
What is the ocean will shrink.
500
Evidence to support Wegener's theory can be seen in .....and rocks.
What is fossils.
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