The Solid Earth - Chapter 7: Fissure Eruptions Flashcards
1
Q
The largest amounts of volcanic materials are extruded from cracks in the crust called ____
A
fissures
2
Q
the name for waterlike flows that can escape 150 km or so from the source
A
flood basalts
3
Q
When silica rich magma is extruded _____ flows consisting largely of ash and pumice fragments result
A
pyroclastiic
4
Q
Pyroclastic flow deposits are found in many parts of the world and are most often associated with ____
A
large calderas
