Intrusive and extrusive volcanic activity Flashcards Preview

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Flashcards in Intrusive and extrusive volcanic activity Deck (3)
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1
Q

What is intrusive volcanic activity?

A

This takes place beneath the Earth’s surface and includes the formation of large magma chambers and magma being forced into the crust (through cracks in the rock)

2
Q

What is extrusive volcanic activity?

A

Takes place on the Earth’s surface and the major form of this activity is volcanic eruptions of lava and other material

3
Q

What are the minor types of extrusive activity?

A

Hot springs, geysers and boiling mud pools