Effusive eruptions and eruptions away from plate boundaries Flashcards Preview

A2 Geography Hazardous Earth > Effusive eruptions and eruptions away from plate boundaries > Flashcards

Flashcards in Effusive eruptions and eruptions away from plate boundaries Deck (7):
1

Where are effusive eruptions located at

Divergent plate boundaries

2

What type of lave does effusive eruptions have

Basalt

3

What are the lava characteristics of effusive eruptions

Basic, low viscosity, higher temperature at eruption

4

What style of eruption do effusive eruptions have

Gas bubbles, expand freely, limited explosive force

5

What materials are erupted at effusive eruptions

Gas, Lava flow

6

How frequent are effusive eruptions

More frequent, can continue for many months

7

What shape is the volcano that produces a effusive eruption

Shield volcano, gentle slopping sides