Energy in a Roller Coaster Ride
This interactive roller coaster ride produced for Teachers' Domain illustrates the relationship between potential and kinetic energy. As the coaster cars go up and down the hills and around the loop of the track, a pie chart shows how energy is transformed back and forth between gravitational potential energy and kinetic energy.
30.04.2012 – Langsam gesprochene Nachrichten
Trainiere dein Hörverstehen mit den Nachrichten der Deutschen Welle von Montag – als Text und als verständlich gesprochene Audio-Datei. *** Angesichts der Haftbedingungen für die ukrainische Ex-Regierungschefin Julia Timoschenko erhöhen deutsche Politiker weiter den Druck auf die Führung in Kiew. Als erstes Kabinettsmitglied sprach sich Bundesumweltminister Norbert Röttgen gegen Politiker-Besuche bei der Fußball-Europameisterschaft in der Ukraine aus. Es müsse verhindert werden, das
Digital Photography in Biology Lab Teaching
This workshop is designed for biology lab teachers who are not yet using digital photography. My focus will be on the simplest equipment that will do the job, not on the best or latest equipment. I will cover the basics of color and gray scale digital photography, biometry, closeups, and photomicrographs with or without a trinocular head on the microscope. We will make a little time-lapse movie with a still camera. Computers will be garden variety PC's or Macs. For software I will use mainly the
ISS Update: Wearable Technology
NASA Public Affairs Officer Lynnette Madison talks with Human Interface Engineer Cory Simon about wearable technology containing sensors, displays and controls to assist future astronauts and augment their capability to perform more elaborate and complex tasks. Questions? Ask us on Twitter @NASA_Johnson and include the hashtag #askStation. For the latest news about the space station, visit http://www.nasa.gov/station.
Ping 139: System Center Advisor, Real Life Phaser, Skydrive, DigiGirlz Paul and Laura bring you all the hottest stories that Microsofties are talking about:
Paul and Laura bring you all the hottest stories that Microsofties are talking about:
Find the Turtle (Interactive)
Test your knowledge of turtle characteristics with this online interactive game.
Huawei Global Security Chief John Suffolk presents the inaugural Huawei industry seminar at RMIT
Mr John Suffolk presented an open and frank perspective of Huawei's viewpoints regarding cyber security and the overall ramifications and impact it has on technology, society and our daily life in the seminar, Cyber Security Perspectives: 21st century technology and security - a difficult marriage. In this inaugural Huawei industry seminar, he examined the current state of cyber security in terms of historical context, the players, and the unique challenges posed by the ever-expanding global su
Water Vapor Measurements from HALOE (1992-1997)
An animated graph showing HALOE measurements of the water vapor amounts in the upper stratosphere, illustrating that it takes about 5 years for CFCs to reach the upper atmosphere. Tropical water vapor changes slowly with seasonal cycles. These changes, shown here as thick bands, were found to slowly ascend. These measurements tell us how fast the CFCs and other pollutants rise into the stratosphere.
Defrag: Return of Gov, Removing Network Drives, Security Essentials 4 Microsoft tech troubleshooter extraordinaire Gov Maharaj and I help walk you through troubleshooting solutions to your tech support problems. If you have a problem you want to send us, you can use the Problem Step Recorder in Windows 7 (see this for details on how) and send us the zip file to DefragShow@microsoft.com. We will also be checking comme
Microsoft tech troubleshooter extraordinaire Gov Maharaj and I help walk you through troubleshooting solutions to your tech support problems. If you have a problem you want to send us, you can use the Problem Step Recorder in Windows 7 (see this for details on how) and send us the zip file to DefragShow@microsoft.com. We will also be checking comme
Richard Petty: Proud Tar Heel
In this American History video, brought to you by the History Channel, famous racecar driver Richard Petty talks about how he's lived in North Carolina all of his life and what being a Tarheel means to him. (2:12)
The University of Memphis minute for the week of May 4, 2012.
The University of Memphis minute for the week of May 4, 2012.
Think outside the box! Think of a number and check it against the computer! Substitute numbers for letters to begin learning about algebra!
Searching in the UNIX Directory
The structure of the directory space and subjects search behaviors in the UNIX operating system environment are examined. Protocol analysis with two subjects and survey of the contents of the directory space of all users of E-VAX and X-VAX systems in the Architecture and Computer Science Systems at Carnegie Mellon University were conducted. Depth first search characterized both the organization of the directories and the behavior of the subjects. Single step as opposed to multiple step traversal
Ping Guo - PhD, School of Nursing, Midwifery and Physiotherapy (Subtitled)
Ping talks about her PhD.
Addition with Renaming
Connecting with social media
Dominic Dinardo, SVP Global Sales Engineering, describes the concept of a social enterprise. Linking employee social networks and customer and product social networks together can result in new, productive and transparent ways of working. Part of the KAM Best Practice Club Speaker Series: http://bit.ly/jmIcia
Seeing Texas Tech Mascot As A Kid Influenced Former Masked Rider
While attending a parade in Midland, Texas, former Masked Rider Perry Joe Church knew that is what he wanted to do someday. Later, Church was given that opportunity while attending college at Texas Tech by representing the school as the Masked Rider from 1982-1983. He still recalls the excitement of running onto the field during football games and being a part of one of Texas Tech's most beloved traditions.
BBC documentary history of computers part 3
9:54 The BBC broadcasted in 1991 the serie 'The dream machine'. In 1948 things looked hopeless for Eckert--Mauchly Computer Corporation, but help came from Harry L. Straus, vice president of the American Totalisator Company. who bought a 41% interest in the company.
Unfortunately, this prosperity was short lived as Mr. Straus died in a
plane crash in october 1949.
After that, EMCC was forced to sellout to Remington Rand Inc. Under Remington Rand the first Univac was d
Bill Gates Biography - BBC Documentary 2 of 6
5:54 Bill Gates Biography - BBC Documentary 2 of 6. William Henry "Bill" Gates III (born October 28, 1955) is an American business magnate, philanthropist, author and chairman of Microsoft, the software company he founded with Paul Allen. He is consistently ranked among the world's
wealthiest people and was the wealthiest overall from 1995 to 2009,
excluding 2008, when he was ranked third. During his career at
Microsoft, Gates held the positions of CEO and chief soft
Ruimtefiguren : Uitbreidingsoefeningen In deze oefeningen kan de leerling zich toeleggen op:
In deze oefeningen kan de leerling zich toeleggen op: