Alporas' closed cell aluminium foam
Additions are made to molten aluminium or aluminium alloy to modify the melt viscosity and make it suitable for foaming. 1 to 3 wt% titanium hydride is then added to the melt, and this foams the melt by releasing hydrogen. The foamed melt solidifies to yield a closed cellular structure with an average cell size of 4.5 mm
Types of Dyslexia
Types of Dyslexia. Part of the series: Dyslexia. Types of dyslexia include phonological dyslexia, orthographic dyslexia, dyscalculia and dysgraphia, all of which present difficulties in different areas of speech and reading. (2:18)
Los animales en México en peligro de extinción
GRAN INFORMACIÓN SOBRE LOS ANIMALES EN PELIGRO DE EXTINCION
L195Unit2_Personal Details (role play)
Students take part in a role play (how to ask for and give personal details)
Carnival street party stage for playful political messages
A street party in Rio de Janeiro becomes the stage for some playful political messages without losing the fun, pranks, and games of carnival. Rough Cut (no reporter narration).
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Next steps After completing this unit you may wish to study another OpenLearn Study Unit or find out more about this topic. Here are some suggestions: If you wish to study formally at
"Panel 3 - Science and Technology as a Basis for a New Development Model for the Amazon"
Panel 3: Science and Technology as a Basis for a New Development Model for the Amazon
Tatiana Sá, Engenheira Agônoma, Diretora-Executiva da Embrapa, BrasÃlia
Adalberto Luis Val, Diretor do INPA, Instituto Nacional de Pesquisas da Amazônia, Manaus, AM
Mauro Barbosa de Almeida, Professor of Anthropology, UNICAMP
Bertha Becker, Geógrafa, Professora
“Invoking Chola and Maratha Pasts in Colonial Thanjavur: King Serfoji II's Reinvention of the Brih
A talk by Indira Viswanathan Peterson, David B. Truman Professor of Asian Studies, Mount Holyoke College. From the South Asia Seminar.
Acknowledgements Course image: Argonne National Laborator in Flickr made available under Creative Commons Attribution-NonCommercial-ShareAlike 2.0 Licence. Grateful acknowledgement is made to the following sources for permission to reproduce material in this course: Except fo
References "Pens and Swords: How the American Mainstream Media Report the Israeli-Palestinian Conflict" Genocide Conference Panel 2: “Prevention and Response" Earth's physical resources: renewable energy 2.3 A closer look at ethical issues Science can define what is practicable, what can be done, but it cannot determine which developments it is right to pursue; this is largely an ethical judgement. One sensible approach in making an ethical assessment is to try to weigh up the benefits of a technology against its potential to do harm. Deciding whether GM technology is acceptable, in ethical terms, then involves a judgement about the plausibility and moral weight of competing sets of claims. Individuals may make widely different 1.3.1 What it means Most people's experience of learning is in a classroom (of a school, college or evening class). The teacher is there to give guidance and direction on what to do. Activities include reading books, taking notes, answering questions and working with other people. Online learning is completely different. All the direction is provided by the course materials. Activities such as reading, note taking and answering questions mostly take place at the computer. Working with other people is done Virtual Maths - Shapes, Space and Measure, Theodolite Survey simulation European Spanish Words of the Week with Rosa for Intermediate Learners #7 - Hygiene Actions How to Treat Bad Breath How to Measure Circumference Count to 20 - A hip counting song for kids
A talk by Marda Dunsky, former Arab affairs reporter for the Jerusalem Post and editor on the national/foreign desk of the Chicago Tribune. As world attention is renewed and refocused on the Israeli-Palestinian conflict at the sixtieth anniversary of its seminal year of 1948, Marda Dunsky takes a close look at how more than two dozen major American print and broadcast outlets have reported the conflict i
This panel will examine the response of home and international communities to acts of genocide. The panel will focus on a variety of responses including legal action, both national and international, social action, and memorialization. It will analyze how these various responses are used to try to stop genocide as it is occurring, restore justice, an
As the world responds to climate change, we explore whether sustainable energy can satisfy our need for endless economic growth, without radical changes in the way we live. This album examines power sources which provide cleaner alternatives to fossil fuels, such as wind power, biomass, hydro power, wave and tidal power, solar and geothermal power. The nine video tracks introduce the different approaches adopted in Britain and across Europe, the challenges faced and the projects of the future. T
Simulation of using a thodolite to calculate the height of a building.
In this Intermediate lesson, you’ll learn Spanish words about Hygiene Actions. Visit us at SpanishPod101.com, where you will find Spanish lesson notes and many more fantastic lessons and learning resources. Leave us a message while you are here! Learn European Spanish with SpanishPod101.com! How would you react if someone put you on the spot with [...]
In this video, a dental hygienist explains how to eliminate bad breath. She suggests: brushing, flossing, brushing your tongue, and rinsing with antiseptic rinse. This video efficiently addresses a problem in a way that would be classroom-friendly. (01:29)
The two-minute video is about circumference. This video explains that one way to separate circles is by their circumference, different size circles have different size circumference. Circumference is the distance around a circle. The ratio of the circumference of a diameter is pi= c/d. The video moves slowly and students should be able to follow it after the terms have been explained and practice.
COUNT TO 20! A hip counting song for young kiddos... Enjoy! (1:26)
