Hostile World: Volcanoes Flashcards
0
Q
Hazards of Volcanoes (7)
A
Volcanic gas Mud flow or Lahar Pyroclastic flow Co2 Lava Dust and Ash Lava Bombs
1
Q
Effect of volcanic gas
A
Acid ☔️
-kill
2
Q
Mud flow / lahar describe
A
If ash and cinders mix with water eg: heavy☔️ and melting ❄️
3
Q
Describe pyroclastic flow
‼️
A
Deadly ☁️ of dust, ash & cinders
•can travel up to 200km/h
•most destructive ‼️
4
Q
Describe Co2
A
Gas is heavy &gathers hollows
Suffocate people &
5
Q
Describe lava
A
Molten rock above ground
•bury towns and villages
•can be diverted
6
Q
Describe dust and ash
A
- destroy crops, roofs to collapse
* rise into upper atmosphere & block out
7
Q
Describe lava bombs
A
Lumps of lava (hard)
8
Q
Primary effect?
A
Immidiate effect as a direct result
9
Q
Secondary effect?
A
Ling term, result of primary effects
