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Gears

There are 4 videos in this category and 0 videos in 0 subcategories.

Category Videos
Not Right For WatchKnowLearn
Ages: 9 - 15
1285 Views:
Gear Basics
From YouTube, produced by ScienceOnline
This video is designed to provide a basic introduction to gears suitable for grades 4 to 9. Gear rotation, gear ratio, rates of rotation, mechanical advantage and examples of use are included. A second video, " Time, Clocks and Gears" explains how ge... [more]
Found by Barb in Gears
December 5, 2009 at 11:15 PM
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Not Right For WatchKnowLearn
Ages: 8 - 14
1245 Views:
Time, Clocks and Gears
From YouTube, produced by ScienceOnline
This video is designed to support the teaching of gears at an introductory level by explaining the role that gears play in mechanical clocks. Tower clocks, like Big Ben, use an elaborate set of gears to display time. The video includes information ab... [more]
Found by Barb in Gears
December 5, 2009 at 11:13 PM
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Not Right For WatchKnowLearn
Ages: 8 - 16
1459 Views:
Gear and Wheels and How They Work, Part 1
From YouTube, produced by AWIMVideo
This video discusses the history behind the wheel and how it was changed to make a gear.  The video also discusses gears, gear speed and direction, circumference, diameter, radius, combining different size gears, driver gear vs driven gear, gear trai... [more]
Found by Barb in Gears
December 5, 2009 at 11:32 PM
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Not Right For WatchKnowLearn
Ages: 8 - 15
1452 Views:
Gears and Wheels, Part 2
From YouTube, produced by AWIMVideo
This ten-minute video continues with discussion of concepts associated with gears, gear speed and direction, circumference, diameter, radius, combining different size gears, driver gear vs driven gear, gear trains, gear ratio, gear friction, gear pai... [more]
Found by Barb in Gears
December 5, 2009 at 11:34 PM
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