Volcanic Hazards Flashcards
1
Q
Name the 5 Diffrent Volcanic Hazards
A
Ash Cloud, Gas, Lahar, Pyroclastic Flow, Volcanic Bomb
2
Q
Descirbe and Ash Cloud
A
Small Pieces of pulverised rock and glass which are thrown into the atmosphere
3
Q
What are the 3 Gasses released from a Volcano
A
Suplur dioxide, Carbon dioxide and Water vapour
4
Q
What is Lahar
A
It is a Volcanic Mudlflow which noramlly flows down a valley side/ volcano when there is an eruption
5
Q
What is Pyroclatic Flow
A
A fast moving current of Gas and Ash
6
Q
What speed does Pyroclastic Flow, Flow at
A
Speeds of 450mph
7
Q
What Tempertature is Pyroclatic Flow
A
1000°C
8
Q
What is a Volcanic Bomb
A
A thick (vicious) lava fragment ejected from the volcano
