Volcanic Hazards

Question 1

Shield volcano boundary

Answer 1

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Question 2

Formation of shield volcanoes

Answer 2

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Question 3

Shield volcano example

Answer 3

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Question 4

Shield volcano characteristics

Answer 4

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Question 5

Shield volcano explosivity

Answer 5

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Question 6

Composite volcano boundary

Answer 6

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Question 7

Formation of composite volcanoes

Answer 7

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Question 8

Composite volcano example

Answer 8

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Question 9

Formation of composite volcanoes

Answer 9

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Question 10

Composite volcano example

Answer 10

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Question 11

Composite volcano characteristics

Answer 11

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Question 12

Composite volcano explosivity

Answer 12

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Question 13

Volcanoes in Rift Valleys formation

Answer 13

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Question 14

Volcanoes at hotspots formation

Answer 14

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Question 15

Why do extinct volcanoes subside at hotspots?

Answer 15

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Question 16

VEI

Answer 16

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Question 17

VEI Meaning

Answer 17

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Question 18

Disadvantages of VEI

Answer 18

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Question 19

Icelandic Eruption

Answer 19

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Question 20

Hawaiian Eruption

Answer 20

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Question 21

Plinian Eruption

Answer 21

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Question 22

Tephra Meaning

Answer 22

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Question 23

Pyroclastic Flow Meaning

Answer 23

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Question 24

What are the secondary effects of pyroclastic flows?

Answer 24

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Question 25

What are the secondary effects of tephra?

Answer 25

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Question 26

What 4 factors affect the distance tephra travels?

Answer 26

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Question 27

What 4 things are lava flows affected by?

Answer 27

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Question 28

What temperatures are lava flows between?

Answer 28

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Question 29

Why are lava flows not a major hazard?

Answer 29

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Question 30

Mudflow Meaning

Answer 30

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Question 31

What’s the difference between mudflows and lahars?

Answer 31

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Question 32

Name some of the gases released by volcanoes

Answer 32

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Question 33

Where does CO2 seep through the volcano and kill plants?

Answer 33

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