Earth's Layers
Tectonic Plates
Volcanoes
Mountains
Misc.
100
Crust, mantle and core.
What are Earth's composition layers?
100
Alfred Wegener.
Who first proposed the theory of the continental drift?
100
Divergent and convergent boundaries and hot spots.
Where do volcanoes form?
100
Folds and faults.
What are the types of deformation?
100
Fossils, mountain ranges, and rock formations.
What first suggested that continents move?
200
Lithosphere, asthenosphere, mesosphere, outer core, inner core.
What are Earth's physical layers?
200
Pieces of lithosphere.
What are tectonic plates?
200
Mountains, fissures, lava plateaus, craters and calderas.
What are the kinds of volcanic landforms?
200
Syncline and anticline.
What are the types of folds?
200
Focus.
Where EXACTLY do earthquakes happen?
300
The asthenosphere and mesosphere.
What two physical layers are in the mantle?
300
Convergent, Divergent, and Transform.
What are the plate boundaries?
300
Composite, cinder-cone, and shield.
What are the names of the types of volcanoes?
300
Shear stress (Transform), Tension (Divergent) and Compression (Convergent).
What are the types of faults?
300
Sea-floor spreading and moving tectonic plates.
What does convection cause?
400
Extreme pressure.
Why is the inner core solid when it is hotter than the outer core?
400
Age and magnetic properties of the sea floor, sea-floor spreading, and ocean trenches.
What discoveries support the continental drift?
400
Pyroclastic materials.
What other things can a volcano spit other than lava?
400
Folded, Volcanic, Fault-block
What are the kinds of mountains?
400
Transform boundaries.
Where do earthquakes happen?
500
6,000 degrees celcius.
How hot is the inner core?
500
200 million years ago.
When did the continents all form Pangea?
500
Vents.
What is the openings of all volcanic land forms called?
500
Deformation with stress, bending or breaking.
How do mountains form?
500
6378 km.
How thick is Earth by radius?
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