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Plate Techtonics
Composite Volcanoes
Shield Volcanoes
100
What are the rocks that makeup the continental and oceanic crusts?
granite and basalt
100
Are composite volcanoes explosive, non-explosive, or both?
Both
100
Are shield volcanoes explosive or nonexplosive ?
Non explosive
200
What is the theory of continental drift?
The continents were once a supercontinent called Pangea
200
A composite volcano is also called a _______ volcano.
Strato
200
Shield volcanoes usually for at ____?
Hotspots or Divergent boundaries
300
What is the theory of plate tectonics ?
The earth is made up of plates that ride on top of the mantle
300
What does a composite volcano usually look like?
Tall, with snow on top
300
Shield volcanoes have lava that is ________.
Runny