Snowpack | Terrain | Avalanche Problems | Avalanche Rescue | Myth or Fact and Popular Culture? |
---|---|---|---|---|
What does a persistent slab feel and/or look like?
Strong over weak
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What are terrain traps?
Gulleys, crevasses, cliffs, trees, rocks
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What are loose snow avalanches?
Point-release on steep terrain with weak snow, new snow or wet snow; typically triggered below skiers with the exception of heated rocks
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What is a flux line?
Shape of signal sent by transceiver
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Which character succumbs to their fate in an avalanche in the movie Aspen Extreme?
Duxter Rutecki
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What are the 3 persistent weak layers?
Facets, depth hoar, surface hoar
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What are trigger points?
Convexities, isolated trees or rocks
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What is a storm slab?
~12" new snow in less than 48 hours producing avalanches on all aspects from valley floors to mountain tops
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What is shoveling?
Portion of rescue that requires the most time
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What years did the Avalanche win the Stanley Cup?
1999 and 2001
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What are the conditions that produce facets?
Cold, shallow snowpack or cold clear nights and warm days
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What is an inclinometer?
Tool used to measure slope steepness
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What are slab avalanches (specifically persistent slab avalanches in Colorado)
#1 killer type of avalanche
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What is 10 minutes?
Time to extricate non-trauma victims resulting in 90% survival rate of full burials
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What is a way to remotely trigger an avalanche?
Walking on flat terrain on the valley floor
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What is depth hoar?
Matured facets that have grown over a long time due to cold, shallow conditions and that are now large and have striations under a loupe
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What angle are slab avalanches most likely to occur?
30-45
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What is a deep persistent slab
Failure on facets over 1 M deep producing an avalanche that has a crown and flanks
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What is beacon, shovel, probe, air bag and helmet?
5 items that team members should have to increase odds of survival in an avalanche?
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What is a possibly terrible route for traveling through avalanche terrain?
Summer trails are good routes for winter travel
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What is surface hoar?
winter's dew on the snow surface
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What are two most important components of terrain that determine location of specific avalanche problems?
Aspect and elevation
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What is a wind slab
Surface problem of varying depths found on leeward slopes and producing drum-like sound when walked upon
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What is the frequency of an avalanche transciever
457 kHz
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What was Patrick Roy's jersey number?
Number 33
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