Volcanoes Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What is a volcanologist

A

It’s a person who studies volcanoes

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

What’s the formation the a volcano

A

1lava erupts through a small hole (vent)
2 as more and more magma comes through it cools down and hardens
3after many eruption layers of lava and ash build up around the vent

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

What’s the life cycle of a volcanos

A

Active: any volcano that has erupted in the past 10,000 years
Dormant: any volcano taht hasn’t erupted in the past 10,000 years
Extibct:a volcano that is never expected to eurruot again

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

What r mid ocean ridges

A

They r a narrow chain of mountains in the ocean

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

What’s the Pacific ring of fire

A

Is where most of the world earthquake and volcanoes are

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is eyjafjallajökull?

A

It had violent and explosive corruption it had very little lava but a ton of smoke

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What r positive impacts of the volcanos

A

Social impact:reduced unemployment and increased tourism and employment

Economic impact:generated income and fertile soil

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Negative impacts of a volacno

A

Social impact:contaminated water supply and evacuation of locals

Economic impact:travel chaos and loss of earnings

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