Boiling Point Elevation and Freezing Point Supression
This video, from instructor Sal Khan, offers information concerning the raising/lowering the boiling or freezing point of a solution by adding solute. Mr. Khan uses the Paint Program to illustrate his points. Suitable for high school chemistry students.
Challenger - The Final Voyage Part 5 of 6
Discovery Channel Video. At takeoff plus one minute the Challenger is four miles high, everything seems normal. Then there is an explosion. NASA analyzes the debris and flight data. In June 1986, a full account of events is published. On ignition the O rings on the booster had disintegrated. At 59 seconds, Challenger
Basic WiFi Troubleshooting Tips
Basic WiFi Troubleshooting Tips - If you are having problems with your WiFi connection, Molly Wood has a pile of tips to help you out. If your network was working fine and is now giving you issues CNET suggests first unplugging your router for 30 seconds. Next check that the date and time are all the same on all computers. Sometimes you need to update the drivers or the firmware. (2:37)
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Video clip shows a microscopic blood vessel only one cell layer thick, so that individual blood cells must move through single file. Grades 5-12. 13 seconds.
How to divide any number by 9 really really fast
As the title says, this video explains, with examples, an amazing method for dividing any number by 9 really really fast--in six seconds! If you have any doubt, check your work with a calculator. It really works. "Extra credit" for advanced math students: explain why the method works. Just a screencast of large type with a voiceover by a person with a rather heavy Indian accent. Run time 03:59.
Italians in the world - part 4
(1924-1932)This episode discusses Zefferino Poli who is an emigrant who accepted the dollar religion, he grasped at once the American system. He was a frugal man and soon owns many theaters. Video also discusses other emigrants who influenced the Italians that were living in the United States. Despite the racism and economic difficulties the Italian passion for politics reemerges in the emigrant
Learning About the Letter "t" - Mr. T Has Tall Teeth - The Letter People
This is a part of "The Letter People" and focuses on "Mr. T", who has "tall teeth". The sound of letter t is reinforced through music and simple skits. Puppet characters act out the skits. Opening credits take about 20 seconds. (3:31)
Simile, Metaphor, and Personification
The instructor uses a whiteboard and clip-art cut-outs to demonstate three types of figurative language. This video is suitable for third-grade students and older. (Note: The instructor dellberately has the first few seconds blurred.)
Potential and Capacitance
Benjamin Franklin, the great 18th-century American scientist, who later dabbled in politics, was the first to propose a successful theory of the Leyden Jar. He gave positive and negative charges their names, and invented the parallel plate capacitor. Electrical potential, the potential of charged conductors, equipotentials and capacitance.
Spanish Mission System
As the Spanish empire spread over the southern portion of the present-day United States, the mission system was developed to facilitate colonial expansion and to pacify the Indians. Catholic priests and friars ventured into remote areas to build missions where they worked side-by-side with the Indians planting crops, hunting game, and preaching Christianity. The missionaries also taught the Indians about Spanish culture, including language, arts and crafts, and politics.
Each mission typi
Affirmative Action and Forced Busing
As blacks benefited from new voting rights and school desegregation, the workplace remained a hostile environment for some. Many businesses openly flaunted hiring policies that excluded blacks or confined them to menial jobs. (Video is narrated with slides and speeches.)
This is a video presentation accompanied by text. "The political revolution in the late eighteenth century that resulted in the Articles of Confederation also caused a social revolution. Riots and social conflict marked the Revolutionary era in America. The Revolution brought the concept of equality into mainstream American thought. Many colonists seized the opportunity to introduce social reform as they created their state constitutions.
The spirit of equality was represented in many way
Affirmative Action and Forced Busing
This video is accompanied by text. "As blacks benefited from new voting rights and school desegregation, the workplace remained a hostile environment for some. Many businesses openly flaunted hiring policies that excluded blacks or confined them to menial jobs.
To make the workplace more equitable, President Lyndon Baines Johnson issued an executive order in 1965 requiring that all federal contractors implement "affirmative action" hiring practices towards women and minorities. This meant
Setting Up the Promethean Board
This will walk you through the steps of connecting your computer with the Promethean Board and getting it going - all in 90 seconds.
Taming The American West Unit 13
Western settlers’ assumptions of an endless, bountiful frontier were
tested when they moved to the Great Plains and attempted to cultivate the unfamiliar, arid landscape. This experience led to the rise of populist politics, which championed farmers’ and industrial workers’
critique of political and economic powers.
Global America Unit 21
As the turn of the century approached, the pendulum of American politics and social structures began to swing back toward conservativism. With immigration from Asia and the Americas on the rise, the face of America changed rapidly. This unit examines the competing forces of ethnic and American identity in a world dominated by globalization and one remaining “superpower.
Tim Rockey teaches 12th–grade American government and politics at
Sunnyslope High School in Phoenix, Arizona. Mr. Rockey reviews the
concept of civil rights, with a focus on women’s rights. Students
evaluate the "reasonableness" standard as set by the court and come to understand where the court has drawn the line for gender–based
decisions. They explore the following questions: Can public taverns
cater only to men? Can females be excluded from contact sp
Is there a Crisis in World Journalism? Dr George Nyabuga
Dr George Nyabuga is an award-winning journalist and acclaimed media trainer. He joined Media Convergence Group as Managing Editor earlier this year and has key responsibilities across the Group's multi-media platforms. Dr Nyabuga holds a PhD in Politics, History and Media and a Masters in Online Journalism. Nyabuga brings wide-ranging hands-on experience as a journalist in Kenya, South Africa and the US. He has taught journalism, media and cultural studies at Worcester and Coventry universities
The European Feminist Forum: A Herstory, 2004-2008
This is a book of information gathered through the European Feminist Forum. The book is a compilation of articles on the most important issues facing feminists in the new Europe, including: migration, employment, new organizing and fundraising strategies, the dialogue between different generations of women, and the politics surrounding sexuality and women’s bodily integrity.
Asian Security Seminar - The Geopolitics of Energy
The purpose of this seminar is, first, to remind ourselves of the importance of economic change and policies to geopolitics; and, second, to note various new dimensions to energy issues that I refer to as the 'new' geopolitics of energy. The reality that oil and natural gas are strategic commodities, as the US rejection, largely on nationalist and security grounds of the Chinese oil company (CNOOC)'s bid for Unocal, reminds us, is by no means new though it now has a new intensity. We have increa