Geo volcanoes
5.0(1)
Studied by 2 people
Learn
Practice Test
Spaced Repetition
Match
FlashcardsCard Sorting
1/22
Earn XP
Description and Tags
Study Analytics
Name | Mastery | Learn | Test | Matching | Spaced |
|---|
No study sessions yet.
23 Terms
1
New cards
Ocean ridges
Where plates move apart and magma rises
2
New cards
Subduction zones
Where an oceanic plate sub ducts under continental plate
3
New cards
Rift valleys
Where constructive plate margins occur in continental areas
4
New cards
Hot spots
Volcanically active areas not on plate margins
5
New cards
1500
Amount of active volcanoes
6
New cards
23mm
How far mid Atlantic ridge diverges per year
7
New cards
Nuees ardentes
Dense pyroclastic flows
8
New cards
Lahars
Fast flowing volcanic mudflows
9
New cards
3000
How many small earthquakes preceded Eyjafjallajökull
10
New cards
317,000
Iceland population
11
New cards
800
How many people needed to be evacuated at Eyjafjallajökull
12
New cards
£32,000
EU GDP per capita in 2010
13
New cards
20/3/2010
When Eyjafjallajökull erupted
14
New cards
107,000
How many flights were cancelled by Eyjafjallajökull in the first 24 hours
15
New cards
£130 million daily
How much money airlines were losing
16
New cards
20%
How much of the Kenyan economy is based on exports of green vegetables
17
New cards
7 million
How many passengers were stranded worldwide
18
New cards
20,000
How many evacuated at pinatubo
19
New cards
847
How many dead at pinatubo
20
New cards
10,000
How many homeless at pinatubo
21
New cards
19km
Height of pinatubo ash cloud
22
New cards
4
VEI of Eyjafjallajökull
23
New cards
6
VEI of pinatubo
Note 
Flashcards (37)