Balle de ping-pong dans un entonnoir

Lorsqu’on plonge une balle de ping-pong dans l’eau, celle-ci remonte à la surface, en vertu du principe d’Archimède. Mais est-ce toujours vrai ? Pas sûr…


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Le cerveau - Denis le Bihan

Une conférence de l'UTLS au Lycée

Le cerveau par Denis le Bihan

Lycée Camille Sée (Paris 75015)


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I Love Apples! (kids' song)
This video talks about the many kinds of apples. They share about the inside of the apple, how apples grow, different colors of apples, and different products made from apples. The lyrics are repeated several times. This would be a good teaching resource for a thematic unit on farms, food pyramid, and/or Johnny Appleseed. (2:10)
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1872?: Native American Girls 2: After Assimilation
This image is a photograph of three young Native American girls. The girls are wearing polka-dotted dresses and one girl wears a pinafore over her dress. The hair of two girls is worn unbraided, although pulled away from their faces. Two girls are sitting in wooden chairs with a checkerboard between them. The third girl stands behind the checkerboard. An open book is on the lap of one of the sitting girls. A third smaller chair containing a doll is in front of the checkerboard.,These before and
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This image is not the property of the Auburn University Libraries. Anyone wishing to use this image must contact the repository listed above for permission.

Mark Kelly Resumes Training To Command STS-134
Video highlights from the Feb. 4, 2011 news briefing discussing STS-134 Commander Mark Kelly's return to training for the mission.
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Dwindling participants in Cairo
Fewer people in Tahrir square in Cairo.
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Floods threaten Sri Lanka rice crop
At least eight people are killed and over a million more are affected in floods in the north of Sri Lanka. There are fears the rice crop could be under threat.
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Clinical importance and receptor location within the cell
This learning object illustrates the clinical importance of receptor location in relation to the speed of drug action in practice.
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Wowzies Sing "In Our House"
In this video, young students will learn how many important things are done at our house/home. Some of the lyrics include "when I go to bed, it's in our house, We eat breakfast, lunch, and dinner in our house, We work, sleep......etc. in our house, When we get up in the morning it is in our house. So much of what we do happens in our house". This is a great teaching resource for young learners and/or special education students and work well in conjunction with a thematic unit on community, famil
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"Ask Not" (Street) JFK50 spot with Jimmy Fallon
In celebration of the 50th anniversary of President Kennedy's inauguration, the John F. Kennedy Library Foundation partnered with Ogilvy & Mather and Jimmy Fallon to develop a public service ad campaign centered on the message, "Ask what you can do." The "Ask Not" series featuring Jimmy Fallon seeks to inspire younger Americans to take up the challenge of asking not only what they can do for their country, but connecting with those around them to make a difference.
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La amada, el mito doroteico : dicho, silenciado, disfrazado

Orígenes de Dorotea, orígenes y desviaciones del personaje, el mito, la obra. La amada, el mito doroteico : dicho, silenciado, disfrazado. Giuseppe GRILLI. In Dire, taire, masquer les origines dans la péninsule ibérique, du Moyen Age au Siècle d'Or, colloque international organisé par l'Équipe de recherche "Littérature Espagnole Médiévale et du Siècle d'Or" (LEMSO) du laboratoire France méridionale et Espagne : histoire des sociétés du moyen age
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CO 1069-37

The National Archives UK posted a photo:

CO 1069-37

Description: Visit of His Royal Highness The Prince of Wales to the Gold Coast Colony 1925

Location: Ghana

Date: 1925

Our Catalo
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2004 Re-Elect Bush Commercial
This commercial focuses on getting "American to rise to the challenge." (0:33)
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The Stamp Act
Britain's tax on paper goods was unremarkable in itself, but the colonies' furious response surprised two continents. Historian Linda Rowe talks about the Stamp Act.Author(s): No creator set

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Planning GIS for Emergency Management
This course introduces the potential of GIS to support all stages of emergency (crisis or disaster) management activities, the latest R&D advances that are helping to achieve this potential now, and some challenges for the future. The course focuses on requirements analysis and proposal writing targeted toward planning and implementing GIS solutions for government agencies and contractors. As a basis from which to pursue these objectives, Planning GIS for Emergency Management introduces the curr
Author(s): Anthony Robinson

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France Since 1871
This course covers the emergence of modern France. Topics include the social, economic, and political transformation of France; the impact of France's revolutionary heritage, of industrialization, and of the dislocation wrought by two world wars; and the political response of the Left and the Right to changing French society.
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Immunology, Winter 2008
General Learning Objectives for Immunology 1. To understand the structural and genetic basis of diversity and specificity of immunoglobulins and T cell receptors. 2. To understand the utility of antibodies in many clinical tests for proteins, hormones, etc. 3. To understand the events that hallmark the antigen-independent and antigen-dependent phases of B cell differentiation. 4. To understand the diversity of MHC molecules, and how that diversity differs from immunoglobulin and T cell rece
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Audio and Speaker Electronics
Take a hands-on ride through the fundamentals of electronics and acoustics, and the process of loudspeaker design and construction. Learn about the engineering and art involved throughout music/movie recording and playback, the design and application of everything from microphones to DACs, amplifiers, and speakers. With the aid of computer assisted audio measuring equipment at the MIT Edgerton Center, analyze the frequency response and distortion of speaker drivers, and understand their effect o
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Foreshadowing: Quote Identification, Discovery Lesson, and Essay Prompt Analysis
Students identify selected quotes from literary works studied in class. After a brief discussion of what all of the quotes have in common, students will determine that each quote foreshadows an important, upcoming plot development. The class will then examine an essay prompt on foreshadowing, vote on the literary work to be used in planning a response to the prompt, and, as a teacher-led, whole-class activity, come up with a thesis and main point outline for the essay.
Author(s): Martha Owens

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Structural Models
Presents quantitative approaches to theory construction in the context of multiple response variables, with models for both continuous and categorical data. Topics include the statistical basis for causal inference; principles of path analysis; linear structural equation analysis incorporating measurement models; latent class regression; and analysis of panel data with observed and latent variable models. Draws examples from the social sciences, including the status attainment approach to interg
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