Earth's Layers
Plate Boundary Map
Alfred Wegener
Types of Plate Boundaries
Plate Boundaries Part 2
100
Name the layers of the Earth in ORDER (five total).
Crust, Upper Mantle, Lower Mantle, Outer Core, Inner Core
100
Which continent has the most commonly found fossils across the different continents?
Africa
100
What nationality was Alfred Wegener?
German
100
What are the three types of plate boundaries?
Convergent, divergent, transform
100
What type of boundary is shown?
Transform Plate Boundary
200
The crust is composed of two types; what are they?
Oceanic crust and continental crust
200
The area that spans the Atlantic Ocean and contain a large number of volcanoes is known as the...
Ring of Fire
200
Why was Wegener's theory so looked down upon?
Wegener was originally a meterologist, not a geologist. He also could not describe the movement of the plates.
200
How is a transform boundary different from the two other boundary types?
A transform boundary does not create new landforms.
200
What kind of boundary is shown below?
Convergent boundary (ocean-to-ocean)
300
The inner core consists of...
Iron and nickel
300
The Mid-Atlantic Ridge contains mostly these kinds of plate boundaries..
Divergent Boundary
300
What was the name of Alfred Wegener's theory?
Theory of Continental Drift
300
The specific area where the plates slide past each other in a transform boundary is called the..
Transform fault
300
The San Andreas Fault lies on what type of boundary?
Transform boundary
400
A tectonic plate is composed of...
Crust and upper mantle (lithosphere)
400
The only mountains that reach 4000 meters+ is...
The Himalayan Mountain Range
400
While most geo-scientists during his time period believed that the continents moved up and down, what direction did Wegener believed they shifted?
Horizontally.
400
Which types of boundaries cause earthquakes?
All three (convergent, divergent, transform)
400
The Mariana Trench contains underwater mountains and canyon-like features. This was most likely formed by what type of boundary?
convergent boundary
500
What layer can best be described as 'plasticky'?
Asthenosphere
500
His two main pieces of evidence for his theory was...
Continents fitting like puzzle pieces and fossils
500
In which types of boundaries do volcanic arcs develop? (be VERY specific...)
Convergent boundaries: continental-to-oceanic and oceanic-to-oceanic