Shield (Basaltic) Flashcards

1
Q

Location of a shield volcano

A

Mid-ocean ridges, rift valleys and hotspots where magma has direct access to the surface.
Oceanic oceanic convergence

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Eruptions of a shield volcano

A

Runny lava from a central vent, less viscous, gentle and predictable

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Appearance of a shield volcano

A

Gently sloping sides built up by numerous basaltic lava flows

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Example of shield volcano

A

Mauna Loa in Hawaii; volume of 40,000 km3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly