Show:
PLATE TECTONICS
LAYERS OF THE EARTH
VOCAB
PANGEA
100
the moving of the plates
What is continental drift?
100
thinnest layer of the Earth
What is crust?
100
has a subduction zone and the plates move toward each other
What is convergent plate boundary?
100
3 types of evidence used to prove pangea
What are fossils, climate, and rocks?
200
whom plates were first obsereved by
Who is J. Tuzo Wilson?
200
thickest layer of the Earth and gets more dense the farther down you go
What is mantle?
200
magma rises to the surface and the plates move away from each other
What is divergent plate boundary?
200
who discovered pangea
Who is Alfred Wegener?
300
sea floor spreading, Earth's plates, and continental drift
What is plate tectonics?
300
composed of iron and nickel and is a liquid/solid
What is outer core?
300
plates rub against each other and earthquakes occur here
What is transform plate boundary?
300
wegener thought that the continents could fit together like a. . .
What is puzzle?
400
plates of lithosphere float on top of asthenosphere
What is plate movement?
400
the hottest layer of the Earth and is a solid ball
What is inner core?
400
when the oceanic crust goes under the continental crust
What is subduction zone?
500
heated rock rises in plumes
What is hot spots?
500
the area between the crust and the upper mantle
What is lithosphere?
500
large continents begin to crack and split apart
What is sea floor spreading?