Volcanoes

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  • Created by: Iswariya
  • Created on: 27-05-13 17:17
Give Two Differences Between a Shield Volcano and a Composite Cone Volcano.
The Shield Volcanoe has a wide base whereas a Composite Cone volcano has a narrow base.Also the Shield Volcano is made up of lava but a composite cone volcano is made of different layers of lava and ash.
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What are the characteristcs Basic Lava?
This contains a low silica content whick makes it pour out easily, it is runny and flows lond distances.
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What are the characteristcs Acid Lava?
It has a high silica content whick makes it viscous so, that it travels shorter distances.
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How is a Super Volcano eruption differnt from a normal volcano?
It is a volcano that erupts with a massive volume of material, much more than from a normal volcano.
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How can some volcanic eruptions be more violent than others?
After an eruption the vent becomes blocked, which results in great pressure building up before the next eruption so when all of this is forced out it comes out more violently.
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Is a Shield Volcano formed at a constructive plate margin or destructive plate margin?
Constructive.
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Other cards in this set

Card 2

Front

What are the characteristcs Basic Lava?

Back

This contains a low silica content whick makes it pour out easily, it is runny and flows lond distances.

Card 3

Front

What are the characteristcs Acid Lava?

Back

Preview of the front of card 3

Card 4

Front

How is a Super Volcano eruption differnt from a normal volcano?

Back

Preview of the front of card 4

Card 5

Front

How can some volcanic eruptions be more violent than others?

Back

Preview of the front of card 5
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