Un minut de ciència, si us plau!. Els llampecs

1 min. VÃdeo. National Film Board of Canada.
Aquest capÃtol tracta sobre l'origen dels llamps i la llum que emeten.
Un projecte elaborat per la National Film Board of Canada ha creat la sèrie "Un minut de ciència", on videoclips d'un minut de durada recopilen amb humor però documentats d'unaÂ
Author(s): No creator set
China's Ascent: New Superpower or New Global System? Session 12
Professor Ian Taylor, School of International Relations, University of St Andrews presents "China's Political and Economic Policy towards Sub-Saharan Africa". 45th Otago Foreign Policy School - Salmond Hall, Dunedin, New Zealand. Friday 25 June to Sunday 25 June 2010.
Author(s): No creator set
#182: Greener revs: Squeezing more efficiency out of gasoline engines
Control engineer Associate Professor Chris Manzie makes the case that there's a lot of life left in the internal combustion engine, and that petrol engine technology will continue to evolve alongside its hybrid and electric counterparts.
Author(s): up-close@unimelb.edu.au (University of Melbourne)
2.2 We are part of nature
Take a few minutes to look around at your surroundings before you read on. What do you see? Obviously this depends on where you are at the moment: at home, at work, or perhaps travelling in between, or maybe you have the misfortune to be laid up in hospital. Possibly like me you are at home. I am fortunate to have a study where I do much of my writing and you won't be surprised to hear that I'm looking at a computer screen at the moment. What else can I see? Books and bookshelves, furniture o
Author(s): The Open University
News #176 - New Feature! Stay Motivated With Personalized Study Stats from My Report
There’s a new feature out! You might not have noticed it yet, but it tracks the time and effort you’ve put into learning Spanish and is crucial for motivation. Why, you ask? Because ultimately, time and effort will dictate your Spanish learning success.
Click here to get 20% OFF Any Premium Subscription!
So, in today’s Sunday News, [...]
Author(s): SpanishPod101.com
CVC Word Sounds and Silent E
This video from "Hooked on Phonics" focuses on long vowel sounds and words that use silent e. The words all follow the consonant-vowel- consonant-silent E pattern. The words appear on the screen and the narrator reads each word. Color is effectively used to highlight the sounds. There is also practice for the long sounds of each vowel. (3:16)
Author(s): No creator set
4.1 Introduction
In the theory of plate tectonics there are three main types of plate boundary, namely: constructive, destructive and conservative plate boundaries.

Author(s):
The Open University17.148 Political Economy of Globalization (MIT)
This is a graduate seminar for students who already have some familiarity with issues in political economy and/or European politics. The objective is to examine the ways in which changes in the international economy and the regimes that regulate it interact with domestic politics, policy-making, and the institutional structures of the political economy in industrialized democracies.
Author(s): Berger, Suzanne
The Lepe Loop
A picture guide to accompany the walk leaflet
Author(s): Mike Faherty
Converting Measurements in the Metric System
When converting measurements in the metric system, it's helpful to keep in mind the associations between the units. Convert miles to kilometers with help from a math teacher in this free video on basic math lessons. (02:53)
Author(s): No creator set
Copyright 2009 University of Nottingham