Geology Questions

Earth's solid inner core is surrounded by the hot, molten metal of which layer?

Geologic processes that assist in the formation of metamorphic rock include

In the United States, where do volcanoes like the one shown in diagram C occur?

Three quarters of dry land on earth is covered by which type of rock?

A major concentration of earthquakes and composite volcanoes that runs through the Mediterranean Sea, crosses the Mideast and the Himalaya, and passes through the East Indies.

Steep-sided dome- or spine-shaped mass of volcanic rock; are extremely high viscosity, degassed, felsic lavas (often glassy, for example, obsidian)

Approximately 1,500 potentially ... volcanoes worldwide

are volcanic depression at least 1 km in diameter• Result from very violent eruptions.• Crater Lake in Oregon is an example.A volcanic depression much larger than the original crater.

New crust is created from rising magma at plate boundary 3

Convergent Continent-Continent Picture 1

Divergent Boundary Movement (Picture) 1

Convergent Ocean-Continent Picture 1

Subducting plate partially melts and magma rises to form continental mountain chains 5

Transform Boundary Movement (Picture) 1

• Very fluid (basalts).• Extremely large in volume.• Extensive flat lava plains.• (Moon, Mars, Venus, Mercury?)

Divergent ocean-ocean picture 1

Divergent Continent-Continent Picture 1

Subducting plate partially melts and magma rises to form volcanic islands 1

Convergent Ocean-Ocean Picture 1

Dense oceanic crust sinks beneath less dense continental crust 6