Continental Drift
Who came up with the Continental Drift Theory
Alfred Wegener
What are the Three main layers of the Earth
The Crust, Mantle, and Core
What is inside a Volcano
Magma Chamber
What are the three main tectonic plate boundaries
Convergent, Transform, and Divergent
What records an Earthquake
A seismograph
What was the giant super-continent name that Alfred Wegener proposed
Pangea
What is the thickest Earth Layer
The Mantle
How many main volcanoes are there?
Four
P-waves are also called?
Compressional waves
What are the slowest but most destructive wave?
Surface waves
What causes the continents to drift
Plate Tectonic
What is the difference between the upper mantle and the lower mantle
The upper mantle is solid rock while the lower mantle is made up of liquid rock
What is pyroclastic flow
fast moving hot gas and volcanic matter
Earth is broken down into?
Tectonic Plates
Where did the biggest Earthquake happen?
Biobío, Chile with a magnitude of 9.5
What are the three pieces of evidence for Continental Drift
Fit Continents, Fossil Evidence, and Past Climate change
Where do convection currents happen
The upper mantle
What is another name for a Cinder Cone Volcano
Scoria cones
What does Continental/Continental convergent boundary make?
Folded mountain range
What plate boundary caused the Appalachian Mountains to form.
Convergent Plate Boundary
Why didn't people believe Alfred Wegener's Continental Drift Theory?
He didn't have a exact explanation on how they moved.
What is the difference between Compositional and Mechanical Layers
Compositional are more complex and detailed layers while Mechanical has the basics.
Where do Shield volcanoes get their name?
Their domed shape resembles a shield
What are the three convergent plate boundaries?
Oceanic/continental, Continental/Continental, and Oceanic/Oceanic
What is a Earthquake?
The shaking on Earth due to magma breaking rocks on its way to Earth's surface