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Plate Tectonics

5

What are the three main layers of the Earth's interior according to composition?

• Crust, mantle, and core

10

Name the two layers of the Earth's core. 

Outer core and inner core

15

What are the three layers of the Earth according to the consistency of materials?

Lithosphere, asthenosphere, and mesosphere.

Volcanism

5

What do you call undersea volcanoes with flat tops?

Guyots

10

What term is used for underwater volcanoes that resemble cinder cone volcanoes on land?

Seamounts

15

True or False: Shield volcanoes are explosive and high in silica content.

False: Shield volcanoes are quiet and are low in silica content.