High viscosity or not?
The composition of lava in a shield volcano is __ .
Low viscosity
An eruption that flows for miles is related to which type of volcano?
a Shield volcano
Composite volcanoes have which type of magma?
High viscosity
What type of volcano has explosive eruptions that happen repeatedly?
A stratovolcano
Shield volcanoes have which type of magma?
Low Viscosity
Why are some volcanoes more explosive than others?
The gas is trapped by high viscosity magma.
Which U.S. state with the most shield volcanoes?
Hawaii
Pyroclastic flows are related to which type of volcano?
Stratovolcanoes
Yellowstone park is which type of a volcano?
A caldera volcano.
A caldera volcano is often filled by water. True / False
True