I love having access to online videos that I can use in my lectures. I often will go looking for videos online to show or explain a processes better that can be shown by arm waving at still photos (though I do an awful lot of arm waving, most geologists do). Arm waving is often key in lectures because most of geology is spatial discipline, especially when it come to teaching structural geology. I even found a blog from a structural geologist (All of My Faults Are Stress-Related) where there is a post entitled "Arm waving in class is good". I tried to find a video of this but all I really could find are some still photos.
Most of the videos I use have been short clips of under sea volcanic eruptions, black smokers, earthquake dynamics, or mountain formation. Recently, I found a whole documentary on You Tube entitled Global Warming - Doomsday Called Off by the CBC. The class had to answer a series a questions related to the information in the documentary; it keeps their attention focused. I chose to show this particular videos to teach them about the contrasting views on global warming an climate change. Its always good to play devil's advocate every once and a while.
Since I can figure out how to embed a You Tube file in my blog I'll leave you with one of the videos of my experiments. In this clip you can see the vigorous reaction and violent potential that exists by mixing magma and wet sediments.
Wednesday, March 17, 2010
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I was having a lovely drink of strawberry milk when I began watching your video. The sight of the "vigorous reaction and violent potential" took my desire to finish my drink away. Pardon my lay language but it is really gross!I did find the arm waving blog post facinating though.
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