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There are 12 videos in this category and 0 videos in 0 subcategories.
Category Videos
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Not Right For WatchKnowLearn
Ages: 9 - 18
1347 Views:
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Snow
From Hulu, produced by History
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Take a close look at one of nature's most delicate and fascinating creations... The Snowflake. And yes, it's safe to say that no two snow flakes are the same.
June 9, 2010 at 12:56 PM
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Not Right For WatchKnowLearn
Ages: 10 - 16
2204 Views:
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Snowflakes are actually a history of what was happening in the atmosphere as the snowflake formed and fell to the ground. Find out how you can help NASA scientists study different types of snowflakes to learn about the atmosphere and changes in clima...te. (04:15)
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June 28, 2010 at 09:20 PM
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Not Right For WatchKnowLearn
Ages: 6 - 18
1251 Views:
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This a slideshow of beautiful snow crystals (snowflakes). These still images were taken by a professor at Cal Tech and they are mesmerizing. The music is a ballad by Hayley Westenra. (03:14)
January 30, 2011 at 04:52 PM
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Not Right For WatchKnowLearn
Ages: 8 - 13
1707 Views:
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Snowflakes
From kidsknowit.com, produced by Kids Know It
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What are snowflakes and how do they form? Find out in this short, computer animated video. The video will briefly cover the following key concepts: snowflakes, ice crystals, snowflake formation, dendrites, growth of dendrites, snowflake types, tria...ngular snowflakes, and that no two snowflakes are alike. A ten question, fill in the blank quiz is at the conclusion of this video.
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April 12, 2010 at 11:01 PM
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Not Right For WatchKnowLearn
Ages: 7 - 18
3166 Views:
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Winter weather means more than sledding and snowmen. Next snowstorm, grab a magnifying glass and try snowflake hunting. Bullet rosettes, stellar plates and capped columns are just a few of the varieties of snow crystal you can find in your backyard. ...Kenneth Libbrecht, physicist at Caltech and snowflake expert, shares secrets of the snowflake. (03:52)
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January 18, 2010 at 09:26 PM
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Not Right For WatchKnowLearn
Ages: 7 - 13
1206 Views:
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This fourteen-minute video in association with Scholastic, Inc. is a story about a man, who people initially thought was crazy. The partially-animated story is told while the words appear at the bottom of the screen.
January 30, 2011 at 05:13 PM
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Not Right For WatchKnowLearn
Ages: 7 - 18
1010 Views:
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There are several ways to measure snowfall, including sticking a ruler in the snow, but the more scientific way involves measuring several spots and determining the average. (02:03)
February 5, 2011 at 08:59 PM
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Not Right For WatchKnowLearn
Ages: 9 - 18
902 Views:
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A short documentary by Chuck Smith about Wilson A. Bentley (1865-1931), the first man to ever photograph a snowflake. There are still and moving images of Wilson Bentley in this video. There are also images of his still photographs of snowflakes. (08...:33)
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January 30, 2011 at 04:37 PM
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Not Right For WatchKnowLearn
Ages: 9 - 18
827 Views:
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Step back in time to learn about the man who taught us that no two snowflakes are alike. The picture quality is not great, but the information is useful. There are actual moving images of Bentley in this video. He was ahead of his time--some of his t...heories were not proven until fifty years after his death. (03:20)
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January 30, 2011 at 04:34 PM
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Not Right For WatchKnowLearn
Ages: 8 - 18
411 Views:
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In this interactive activity adapted from SnowCrystals.com, learn about snowflake formation. Explore the molecular structure of ice and learn how the typical six-sided shape of snowflakes is due to the arrangement of water molecules in a hexagonal cr...ystal lattice. Discover how snowflakes form and how different conditions affect their growth and morphology.
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May 21, 2012 at 11:12 PM
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