Q:
How Long Do Avalanches Last?
A:
Quick Answer
An avalanche can last from a few seconds to several minutes. Usually it lasts for under a minute. The entire event takes place very quickly once the snow begins to role downhill. It can reach speeds in excess of 100 kilometer per hour
Continue Reading
Credit:
pfly
CC-BY-2.0
Full Answer
Sometimes several avalanches take place in quick succession making it look like one big avalanche.
An avalanche is triggered when several layers of snow pile up with a weak supporting layer beneath it. The snow may be fresh and powdery. The steep slopes of a mountainside and a lack of vegetation are factors that allow the snow to hurtle downwards. Being buried under an avalanche is a mountaineer’s worst nightmare, and he not many survive.
Learn more about Earth ScienceRelated Questions
-
Q:
How Many Minutes of Daylight Do People Gain Each Day?
A: In January, each day gains between 90 seconds and two minutes of daylight. In February, about two and a half minutes of daylight are added each day. Full Answer >Filed Under: -
Q:
How Do You Convert Latitude and Longitude to Decimals?
A: To convert latitude and longitude to decimal notation, you must find the degrees, divide the minutes by 60 and divide the seconds by 3,600. Finally, add th... Full Answer >Filed Under: -
Q:
How Do You Set an Armitron Wr330 Watch?
A: To set an Armitron Wr330 watch, use the buttons on the upper and lower left- and right-hand sides of the watch to manipulate the seconds, minutes, hours an... Full Answer >Filed Under: -
Q:
How Long Does It Take for Earth to Completely Rotate Once on Its Axis?
A: It takes Earth 23 hours, 56 minutes and 4.091 seconds to completely rotate on its axis compared to the background stars. This amount of time is known as a ... Full Answer >Filed Under:
