What Types of Lavas Are Erupted at Convergent Plate Boundaries

question 48

Multiple Choice

What types of lavas are erupted at convergent plate boundaries?

• A)andesites
• B)basalts
• C)rhyolites
• D)all of the above

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Definitions:

Plate Tectonics

The scientific theory explaining the movement of the Earth's lithosphere through processes such as spreading, subduction, and collision, which results in the formation of mountains, earthquakes, and volcanoes.

USGS Geologist

A scientist specializing in the study of the Earth and its processes, who works for the United States Geological Survey.

Oceanic Crust

The relatively thin part of the Earth's crust that underlies the ocean basins, composed of dense basaltic rock.

Seismic Tomography

A technique for imaging the Earth's interior by analyzing differences in the speed of seismic waves as they travel through different materials.