Tradgey
What type of disaster happened?
Landslide
What constant acted upon the rocks?
Gravity
how many people were killed in the disaster?
Margin of erorr is 10 people.
57
How long did clean up last?
Closet wins
1 year
yes
When did the disaster happen?
1980
Newton's 2nd law?
F=ma
A long term effect of the landslide?
soil temp increased, oxygen production decreased, erosion increased, animals forced out, or increased turbidity.
_______ was used to remove debris from roadways.
Heavy machinery
What year did the greenery first began to show signs of coming back?
Margin of error is 2 years.
1990
What state did the disaster happen in?
Wahshington
Gravitational potential energy.
What is turbidity?
The state of being clouded usually because of stirred-up sediment.
________ involves taking sediment from the bottom of water channels.
Dredging
By what year was the greenery returned almost fully
Margin of error is 3 years
2014
What was the cause of the disaster
5.0 magnitude EQ
The rocks stayed in place until the eq, this is an example of what physics law?
Newton's 1st law
How many big game animals were killed?
Closest wins
>7,000
This was constructed to catch debris flowing downstream.
Wire and rock dams
What was one species to re-inhabit the mountain.
Prairie lupine, elk, rainbow trout, mountain goats, or wild strawberries
When in the day did this landslide occur?
Morning
Things such as trees, houses, landmasses, and cars reduced the rock's ____________?
Kinetic energy
approximatly how many kilometers of roads were destroyed?
Closest wins.
300 km
Approximately how much USD did the US gov spend on clean up costs alone?
Margin of error is 50 million.
$327 million
what species was one of the first to repopulate the affected area?
The Prairie Lupine/ The pretty purple flower