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Download Advances in Web Based Learning – ICWL 2009: 8th by Helen Ashman, Tim Brailsford, Peter Brusilovsky (auth.), PDF

By Helen Ashman, Tim Brailsford, Peter Brusilovsky (auth.), Marc Spaniol, Qing Li, Ralf Klamma, Rynson W. H. Lau (eds.)

This ebook constitutes the refereed court cases of the eighth overseas convention on Web-Based studying, ICWL 2009, held in Aachen, Germany, in August 2009.

The 38 revised complete papers and 14 brief papers are offered including 3 invited papers and have been rigorously reviewed and chosen from 106 submissions. They care for issues resembling expertise more desirable studying, web-based studying for oriental languages, cellular studying, social software program and internet 2.0 for know-how better studying, studying source deployment, association and administration, layout, version and framework of E-learning structures, e-learning metadata and criteria, academic gaming and multimedia storytelling for studying, in addition to perform and event sharing and pedagogical Issues.

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Extra info for Advances in Web Based Learning – ICWL 2009: 8th International Conference, Aachen, Germany, August 19-21, 2009. Proceedings

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An electrical generator somewhere in your area uses a technology based on magnetics and copper wire to create the spark of life that keeps your technology going: the light shining on this page, the charge in your cellphone, the current keeping your laptop charged, and the electricity running the ceiling fan. When you flip the switch or plug in the cord, you open the gate for the electricity to flow to the device, appliance, or computer hardware. For the end user, it’s pretty simple. But when you take a look at where energy for electricity comes from (which we do in the following sections), you may find you have a lot more to consider than simply paying your electric bill on time.

S. ). The refrigerator, the computer, and the DVD player use energy while you sleep. Your house operates around you, in many ways, thanks to the lifeline of power on demand 24 hours a day, seven days a week. This chapter takes a deep dive into the power issue — what it is, where it comes from, and where it goes. ). 32 Part I: Getting a Little Green Behind the Ears Checking Out Sources of Electricity Chances are that you remember the stories of Benjamin Franklin and the key and Thomas Edison and the light bulb.

In Chapter 2, we tell you about carbon offsets, which are programs that let you contribute financially to green energy programs and pay down the cost of your CO2 impact on the environment. Supporting carbon offsets funds the development and deployment of these green technologies. Ready, set, sun! Solar electricity has been around for a long time, but it’s been slow to catch on, particularly because it’s incredibly expensive. (And also because solar panels used to be incredibly ugly. ) Solar energy is harnessed mainly through photovoltaic (PV) cells, which collect and control the energy, converting it through the use of a charge converter and distributing sunlight-generated electricity (both AC current produced by an inverter and battery DC power) to electrical appliances, lights, and more.

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