Mount St. Helens Flashcards
1
Q
How high is Mount St Helens
A
Almost 10,000 feet
2
Q
Prior to the 1980 eruptions, how long was it since the volcano previously erupted?
A
Over a century
3
Q
What type of volcanic eruption did scientists expect
A
A vertical erpution
4
Q
What time of eruption was the 1980 eruption
A
A sideways eruption
5
Q
How much of the volcano was removed due to the blast
A
A mile- wide chunk of
6
Q
How powerful was it
A
As powerful as 1500 atomic bombs in Nagasaki
7
Q
How much was the height of the mountain Reduced
A
1300 feet of mountain
8
Q
Towns how far away were forced to shut due to ash fallout?
A
300 miles
9
Q
How many people lost their lives?
A
57 lives
