Triggers | Miscellaneous | Avalanche Awareness |
---|---|---|
What are the four main things needed to start an avalanche?
Slope, snow, weather, trigger
|
What can trees provide you in the case of an Avalanche?
A island of safety
|
What are the three types of avalanches?
Dry, Wet, Slab
|
Where is the greater for an avalanche? Above or below the tree line?
Above.
|
What is some equipment you need to bring?
Shovel, prob, Avalanche airbag, helmet, Avalanche Transceivers
|
What is the most dangerous type of avalanche?
Slab.
|
What is the ideal slope angle for an avalanche?
between 30-45 degrees
|
How can previous weather effect/cause an avalanche?
Rapid snow fall and sudden increase of temperature can be triggers for avalanches.
|
What are the three parts of an avalanche?
Starting zone- unstable snow fracture that starts the slide
Avalanche track- Path or channel that the snow follows down the hill Run out zone- Snow debris comes to a stop. |
What are the four main triggers?
Sudden noise, large amounts of snow in a short period of time, added weight (people), sudden rise in temperature.
|
What is an island of safety?
Somewhere the Avalanche can not get to you, a group of heavy trees.
|
What makes a convex slope dangerous?
-They have pressure pulling down on them.
-Think of them having not as much snow under them to support the snow. |
What are the three types of terrain to avoid in the back country?
Steep featureless slopes
Convex shaped slopes Channels and gullies |
What is the drool test?
When you see a slope that you want to go on so badly, you are "drooling" just walk away. #Selfcontrol
|
What is top speed for each type of avalanche?
Dry - 35km/h
Wet - 100km/h Slap - 200km/h |