Continental drift
Sea Floor spreading
Plat tectonics
Volcanoes
Miscellaneous
100
According to Wegener's hypothesis of continental drift, the continents had once been joined to form this
What is a single supercontinent?
100
This is short for Sound NAvigation and Ranging system.
What is Sonar?
100
The litosphere is broken down into many parts known as these.
What are plates?
100
The long belt of volcanoes that circles much of the Pacific ocean
What is the Ring of Fire?
100
These are the largest body of intrusive igneous rock.
What are batholiths?
200
This is the name of Wegener's supercontinent.
What is Pangaea?
200
These form the deepest parts of the Earth's oceans.
What are deep-ocean trenches?
200
These are found where 2 of Earth's plates move apart.
What is divergent boundaries?
200
The formation of this is dependent on several factors, including heat, pressure, and water content
What is magma?
200
A pluton that forms when magma moves into fractures that cut across rock layers.
What is a dike?
300
The distribution of this fossil supports the argument that South America and Africa had once been joined.
What is Mesosaurus?
300
This system forms the longest feature on Earth's surface, that winds 70,000 km through all the major ocean basins.
What is mid-ocean ridge system?
300
These form where 2 plates move together.
What is convergent boundaries?
300
This famous volcanoe in the great rift valley in east Africa has formed near a rift valley.
What is Mount Kilimanjaro?
300
He proposed the radical hypothesis of continental drift.
Who is Alfred Wegener?
400
This theory helped support Wegener's hypothesis was correct.
What is the Theory of Plate tectonics?
400
This is a deep central valley that runs down the center of a ridge.
What is a rift valley?
400
These occur where 2 plates grind past each other.
What are transform fault boundaries?
400
A substances resistance to flow.
What is viscosity?
400
The 3 main volcanic types.
What are shield volcanoes, cinder cones, and composite cones?
500
According to the theory of plate tectonics Pangaea occurred this many years ago
What is 250 million years?
500
As new material is added to the ocean floor at the ocean ridges, it is magnetized in this process.
What is paleomagnetism?
500
Most divergent boundaries are spreading centers located along crests of these.
What are mid-ocean ridges?
500
Particles produced in volcanic eruptions.
What is pyroclastic materials?
500
A lens-shaped pluton that pushed the overlying rock layers upward.
What is a laccolith?
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