|
"Suppose, instead of the dull, solemn letters on a board or a card you have a little play going on that the smallest youngster can understand." - Thomas Edison, 1911, on the film projector
|
Search Our Directory
|
|
|
Display in parentheses:
|
| Close All |
|
Hot Spots |
|
|
|
|
There are 61 videos in 12 subcategories and 13 videos in this category.
|
|
|
|
|
Join Ms. Frizzle and the class on Valentine's Day as they try to fix the doorbell and learn about electricity. This Magic School Bus video will teach that electricity can flow when we give it a source of energy (like a battery) and a round-trip meta...l path (circuit) for it to follow. Run time 22 minutes.
[more]
Found by begamatt in Electricity
April 15, 2010 at 10:08 AM
Ages 7 - 11
| Rating: |
|
Not For WatchKnow
|
|
Views: 125 |
|
|
|
|
|
|
 |
Moving electrons creative electricity. This video is an introduction to electricity by explaining how batteries and circuits work. Key words include: electrons, positive charge, negative charge, current, amp, voltage, short circuit, and circuit. Run ...time 05:16.
[more]
Found by LarrySanger in Electricity
February 12, 2009 at 02:54 PM
Ages 9 - 14
| Rating: |
|
Not For WatchKnow
|
|
Views: 403 |
|
|
|
|
|
|
 |
A tour through the world of the light-emitting diode (LED). Learn who invented it, how to use it, and how to make your own. Very geeky, but cool for electronics buffs. Documentary.
Found by LarrySanger in Electricity
May 25, 2010 at 04:14 PM
Ages 14 - 18
| Rating: |
|
Not For WatchKnow
|
|
Views: 90 |
|
|
|
|
|
|
|
Learn about electricity and circuits with this 3 minute music video from School House Rock.
Found by begamatt in Electricity
April 15, 2010 at 10:11 AM
Ages 7 - 11
| Rating: |
|
Not For WatchKnow
|
|
Views: 46 |
|
|
|
|
|
|
|
When and where did people first become aware of electricity? Which
group later opposed scientists who were experimenting with it? Find out
more about the fascinating story of electricity. Run time 4:22
Found by begamatt in Electricity
April 5, 2010 at 10:19 AM
Ages 10 - 18
| Rating: |
|
Not For WatchKnow
|
|
Views: 27 |
|
|
|
|
|
|
 |
Electricity is used to light up a bulb by heating up the tungsten filament to the point that it glows white. Find out why light bulbs burn out with information from science teacher, Steve Jones. There are English captions.
Found by teresahopson in Electricity
May 11, 2010 at 08:33 PM
Ages 11 - 18
| Rating: |
|
Not For WatchKnow
|
|
Views: 22 |
|
|
|
|
|
|
|
Eric Giler wants to untangle our wired lives with cable-free electric power. Here, he covers what this sci-fi tech offers, and demos MIT's breakthrough version, WiTricity -- a near-to-market invention that may soon recharge your cell phone, car, pace...maker. As the CEO of MIT-inspired WiTricity, Eric Giler has a plan to beam electric power through the air to wirelessly power your laptop or recharge your car. You may never plug in again. Run time 10:13.
[more]
Found by begamatt in Electricity
July 10, 2010 at 11:55 AM
Ages 14 - 18
| Rating: |
|
Not For WatchKnow
|
|
Views: 15 |
|
|
|
|
|
|
 |
The working part of a light bulb is called the filament, which is a
thin piece of metal that gets very hot. Discover how argon gas in a
light bulb keeps the light bulb from burning with information from a
science teacher in this video.
Found by grazianione in Electricity
April 12, 2010 at 01:46 PM
Ages 12 - 18
| Rating: |
|
Not For WatchKnow
|
|
Views: 93 |
|
|
|
|
|
|
 |
An electric water heater is basically a piece of wire that has
a high resistance and that must be kept from coming in direct contact
with water. Find out how silica makes an electric water heater safe with information from a science teacher in t...his video.
[more]
Found by grazianione in Electricity
April 12, 2010 at 02:07 PM
Ages 12 - 18
| Rating: |
|
Not For WatchKnow
|
|
Views: 70 |
|
|
|
|
|
|
 |
Understand a three-phase power supply with interesting information from a math and science teacher in this video. A three-phase power supply can be illustrated by three separate generators linked together, each completing one third of a power cycle w...hile pushing and pulling electricity.
[more]
Found by grazianione in Electricity
March 31, 2010 at 03:03 PM
Ages 15 - 18
| Rating: |
|
Not For WatchKnow
|
|
Views: 65 |
|
|
2009-08-12
11:50 AM
| Category Updated |
laneyk
|
|
2009-07-17
12:20 PM
| Category Created |
grazianione
|
|
|
