Simple Machines

There are 15 videos in this category and 0 videos in 0 subcategories.

Category Videos
Not Right For WatchKnowLearn
Ages: 14 - 18
1962 Views:
Moving Pulley Problem (Part 2)
From YouTube, produced by Sal Khan
What happens when we pull on a pulley and the pulley is pulling on other things? Second part of what happens when we pull on a pulley. This video, which is suitable for high school students, starts with a black screen because the instructor, in his c... [more]
August 14, 2009 at 01:16 PM
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Not Right For WatchKnowLearn
Ages: 14 - 18
2049 Views:
Moving Pulley Problem (Part 1)
From YouTube, produced by Sal Khan
What happens when we pull on a pulley and the pulley is pulling on other things? This video, which is suitable for high school students, starts with a black screen because the instructor, in his conversational tone, uses it as a 'chalkboard.' Instruc... [more]
August 14, 2009 at 01:14 PM
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Not Right For WatchKnowLearn
Ages: 8 - 14
2194 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]
December 5, 2009 at 11:13 PM
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Not Right For WatchKnowLearn
Ages: 8 - 16
2620 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]
December 5, 2009 at 11:32 PM
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Not Right For WatchKnowLearn
Ages: 9 - 15
2424 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]
December 5, 2009 at 11:15 PM
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Not Right For WatchKnowLearn
Ages: 8 - 15
2216 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]
December 5, 2009 at 11:34 PM
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Not Right For WatchKnowLearn
Ages: 7 - 12
3275 Views:
Eureka! Episode 11 - The Inclined Plane
From YouTube, produced by TVOntario
This program demonstrates how an inclined plane allows you to trade increased distance for decreased force.  Eureka was a series of short cartoons on physics that ran on public television in the 1980's.  The video explains the concept in simple and w... [more]
August 9, 2009 at 06:01 PM
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Not Right For WatchKnowLearn
Ages: 16 - 18
1629 Views:
The Physics of Pulleys
From YouTube, produced by MITEHippoCampus
The science of how the forces on pulleys sort themselves out. English captions are at the bottom of the screen. The words are small so the viewer may want to open the video to 'full screen'.
March 14, 2010 at 12:09 PM
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Not Right For WatchKnowLearn
Ages: 7 - 12
2628 Views:
The Lever, a Simple Machine
From YouTube
This segment which offers information on the lever was clipped from Eureka!, a 1980 animated short series from Toronto.
April 28, 2010 at 08:29 PM
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Not Right For WatchKnowLearn
Ages: 7 - 12
1886 Views:
The Pulley
From YouTube, produced by TVOntario
Eureka! shows viewers how a pulley works to lift a heavy object. If you double the number of ropes supporting the weight, you double the mechanical advantage. Eureka was a series of short cartoons on physics that ran on public television in the 1980'... [more]
August 9, 2009 at 06:18 PM
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