Proof (Advanced): Field from Infinite Plate (Part 2)
We see that the infinite, uniformly charged plate generates a constant electric field (independent of the height above the plate). This video, starts with a black screen because the instructor, in his conversational tone, uses it as a 'chalkboard.' Instructor uses different colors for clarification. Run time 11:28.
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Carnivore, Herbivore, Scavenger
This video gives a basic explanation of the terms carnivore, herbivore, and scavenger.  It shows examples of each. Video with narration. 1:33 min.
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Food Webs - by StudyJams
The food web shows all of the relationships between all of the plants and animals in a community.  It also shows how different food chains interact with one another and overlap. Learn more about food webs with this cartoon animation from StudyJams.  A short, self-checking quiz is also included in this link.
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Population Growth
Population growth is loosely defined as the change in the amount of individuals of a specials in an area over time. To find the growth rate of a population, we take the number of individuals moving into an area and subtract the number of individuals moving out of an area by taking the birth rate, adding the immigration rate and subtracting the death rate and emigration rate. Two types of population growth are exponential and logistic growth.
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Refraction Part1
In this video they discuss the history of refraction and do some interesting experiments. It also discusses index of refraction, Snell's Law, displacement, and shows the bending of light. Video is good quality and good for all students as review or initial learning of the concept.  The video includes closed captioning.  Run time 10:03.
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Refraction of Light Demonstration
In this interactive activity featuring videos adapted from the Rutgers PAER Group, observe the refraction of light as it passes through transparent objects. In the first example, when a convex lens is placed in the path of parallel beams of light, the beams converge after passing though the lens. In the second example, when a concave lens is placed in the path of parallel beams of light, the beams diverge after passing through the lens. In the third example, when a rectangular piece of glass is
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Refraction Experiement with Oil and Water
Refraction is the bending of light that occurs when light changes media.  This experiment includes a rod, oil, water, and a glass beaker.  No narration but clear, visible demonstration.  (02:04)
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Hip Hop Dance Moves : Hip Hop Dance Moves: Gliding
For gliding in hip hop dancing the foot should look like it is sliding over the ground.  Easy to follow movements with English captions to get you gliding in no time. (1:17)
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Safe Computing
First make sure that you have backed up any of your important information.  If your computer crashed would you be able to retreive that information?  Second be aware of the threats that can cause you to loose data such as a virus, worm or a trojan.  Have a virus program installed to protect you from those.  A firewall will help prevent some of those things.
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How to Free Up Space on your PC
Step 1: Free Up Some Space
If you want to speed up your PC, the first step is to go to your Start menu and find the System Tools, group under the Accessories heading. Click on Disk Cleanup.

Step 2: Defrag It
Return to System Tools and run your disk defragmenter. Over time the information on your computer becomes scattered. The Defragger will organize the info and your computer will spend less time searching.
Step 3: Bewar

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Pelvis (Part 3) Tutorial
Video uses hand drawn diagrams to identify and discuss the structure and physiology of the pelvis. Focus on os-coxa bone. Good review for a test. Music in background is a little distracting, and video is a little blurry. Grades 9-12. 4:39 min.
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MRSA Facts & Fiction
News video clip about Methicillan Resistant Staphlococcus Aureus. Gives basic overview of the infection and what people should be concerned about. 1:14 min.
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Video Brain Teaser #56
Videos that provide viewers with brain teasers/mental puzzles. These may consist of problems dealing with the arrangement of matchsticks, coins, and other items. May include pencil drawing games, optical illusions, hidden images and "Find the Twin" problems.
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Veggie Tales-The Star of Christmas part 1
The VeggieTales gang is back for their second Christmas episode. Though the setting is Victorian England, old Ebenezer Scrooge is nowhere in sight, refreshingly. Cavis Appythart and Millward Phelps (Bob and Larry) are just finishing up their first holiday musical in an effort to "teach London to love." However, their hearts aren't in the right place, and the play has more electrical lights than well-meaning words. When they learn that a local church plans to bring out a priceless artifact for th
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Mongoose Attacking an Asian Cobra
This brief video show a mongoose successfully attacking an Indian cobra. Younger students may find the video disturbing--recommended for middle school students and up. There is no commentary but there is background music.
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Baboons of the Serengeti
Baboons of the Serengeti - Learn about the Baboon tribes of the Serengeti and see their ways of life in this short clip. (The clip ends abruptly.) (03:35)
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What Can Scare a Lion?
You may have heard that lions are called the king of the jungle even though they do not live there. They have hardly any predetors but you may be surprised what animal has the power to make a lion run! (the porcupine...)  Run time 01:37.
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Common French Phrases for Sports
Learn common French phrases for sports activities. Stephanie Hourie Morrow is a native French speaker and has been giving language lessons for 10 years. Each sentence is pronounced in English and French while the French phrase appears on the screen. For beginning to intermediate learners. Good sound quality.
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Cold War: After Stalin (1953-1956) Part 1 of 5
Cold War is a twenty-four episode television documentary series about the Cold War (1945--1989). Jeremy Isaacs produced the 1998 program in a style similar to his previous series, The World at War (1973). Businessman Ted Turner created the series as a joint production between the Turner Broadcasting System and the BBC, originally broadcast on CNN in the U.S. and the BBC Two in the U.K. Kenneth Branagh. It featured interviews with leading political figures and people who witnessed and lived throu
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See the 17 Species of Penguins-Cool Facts!
This is an interactive educational video about penguins created by a class. Contains information about all 17 species of penguins, but focuses primarily on the Emperor, Rockhopper, Chinstrap, Gentoo, and African species. (03:00)
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