Work/Energy Problem with Friction
A conservation of energy problem where all of the energy is not conserved. 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.' Instructor uses different colors for clarification. Run time 10:04.
Nuclear Power - How it Works
This excellent seven-and-a-half mini-documentary shows through narration and computer animation how a nuclear generating station works.
Where Do You Get Your Energy?
Cells extract energy from sugar to produce ATP, the molecular fuel that powers all life processes. This interactive activity adapted from Exploratorium delves into the processes that enable cells to unlock the energy contained in the foods we consume. We often use the term "energy" as an informal shorthand for our ability to stay alert and complete tasks. In fact, the presence of energy-rich molecules and our cells' ability to obtain, process, and
How Does Hail Form
Hail forms with an uplift that involves air rising, cooling and condensing as the temperature goes down. Discover how hail can get larger through winds that pick it up and coat it with more ice with help from the chair of a department of environmental studies in this video. Good graphics. (01:30)
Jitterbug Dance Sequence
Head Over Heels demonstrates a dance sequence they learned from David Dalmo.
Watch PC Tune-Up. Latest technology on PC maintenance and repair. This is software from Dell which allows you to schedule routine maintenance from Dell. (3:20)
Personal Computer Mouse Care & Cleaning Tips
Watch an expert demonstrate some great tips on cleaning the computer's mouse in this free how-to video on cleaning personal electronics. This video shows how to clean both types.
The Genius of Archimedes - Part 3
NOVA explores Archimedes' rare writings, as well as the book's mysterious beginnings, tumultuous history and amazing discovery. As the ancient text comes back from the dead, it unlocks its revolutionary contents—the infinite secrets of one of history's greatest thinkers. (Part 3) Run time 08:26.
Mexico: Cinco de Mayo and the Reign of Maimilian
(3:45) A closer look at the victory for Porfirio Diaz, and the day that became Cinco de Mayo. The fight with the French is explained and the personalities involved discussed. A good introduction into this war and the reason Cinco de Mayo is celebrated.
A Biography of Miguel-Hidalgo
A very well done biography that deals with his history and dealing with the church in Span and Mexico. Moves rapidly so the teacher needs to use a word list and a map to show where the events occured. Many battles are briefly explained and his efforts to end slavery and work with the natives.
Origin of the Caste System
This 2:51 minute video explains how the Spanish created a New World Caste system so that people would be ranked by who they were with the Spanish being the highest caste. The rankings controlled what you could become and this video shows the consequences of the system.
Monarchy: The Royal Family at Work | The Crown Jewels | PBS
The British crown jewels are so precious that they travel in secret and can only be handled by one man, the crown jeweler. He gives a guided tour of the crown, which Queen Elizabeth II dons for the incredibly lush and symbolic ceremony that opens Parliament each year. (01:48)
VeggieTales-Where's God When I'm S-Scared Part 1
Where s God when I m S-Scared? contains two hilarious, fully computer-animated stories that teach kids a biblical perspective on handling everyday fears. Tales From The Crisper : After watching a scary Frankencelery movie, five year-old Junior Asparagus gets some help from an unlikely duo. Bob the Tomato and Larry the Cucumber come to Junior s rescue with a rollicking song, teaching him that God is bigger than anything he might be afraid of. Daniel and the Lions Den : The second segment takes us
Oprah Winfrey Biography
In this four minute video, students can learn about the life of this American media personality, Oprah Winfrey, and her struggle to be successful.
Women's Rights Time Line
Women's rights movements began as far back as 1776 when the
constitution was being written, but suffrage began in the early 1900s.
Analyze the time line of women's rights with answers from an experienced teacher in this free video on world history.
Good Presentations: What to Do When Nervous
For good presentations, being nervous provides energy that can be positively channeled. Find out what to do when nervous during presentations with tips from a teacher, presenter and facilitator. "Nervousness is energy in your body...that you can use." (01:17)
Public Speaking Tips: Know the Audience
The audience for a speech will determine the topic and formality
of the speech. Know and analyze the audience for a speech with tips from a communications specialist in this video. Make sure you have a good sense of your audience-they are important for delivery-what is the situation like? Present yourself as your audience expects. (1:29)
5 Tips for Public Speaking
This movie features a speaker explaining 5 tips that will help your presentation be its best. 1. Know your material 2. Wardrobe 3. Good Hygiene 4. Use humor 5. Speak with clarity and conviction. The video also contains suggestions for gaining and keeping the attention of an audience. ( 1:35)
Public Speaking Tips: Great Speech Demonstration
Great speakers learn from other public speakers. Learn about
giving great public speeches with a demonstration from a communications specialist in this video.