477 search results

Schubert's Lieder: Settings of Goethe's poems
History & The Arts

Schubert's Lieder: Settings of Goethe's poems

...sang in the chorus, and whom Schubert met for the first time on this occasion, was Leopold von Sonnleithner, the son of a distinguished barrister, Ignaz von Sonnleithner. The Sonnleithners were one of those prominent families in Vienna who held weekly concerts in their house to a large audience of invited guests. They became Schubert's friends and supporters, his music...
Manual metal arc welding (MMA)
Science, Maths & Technology

Manual metal arc welding (MMA)

...compositions (up to 25% chromium and 20% nickel) are also useful to prevent martensite formation. Cast irons are welded with nickel-rich or monel electrodes (Ni - Cu). Most non-ferrous metals and alloys are welded with electrodes of a composition similar to the metal being welded. Aluminium alloy electrodes are coated with fluxes consisting of mixtures of fluorides and...
Cyflwyniad i greu newid gwleidyddol a chymdeithasol
Society, Politics & Law

Cyflwyniad i greu newid gwleidyddol a chymdeithasol

...DU, a’r rhinweddau sydd eu hangen i lwyddo...This course is available in English and Scottish Gaelic. Mae’r DU yn wynebu argyfyngau niferus: amgylcheddol, economaidd, gwleidyddol, cymdeithasol ac iechyd. Mae’r cwrs ar-lein am ddim hwn yn amlinellu rhai o’r sgiliau dinasyddiaeth allweddol a’r wybodaeth sydd eu hangen i ymyrryd yn y byd wrth iddo newid. Mae’n...
Getting started with French 3
Languages

Getting started with French 3

...du stade. Dialogue 3 La touriste: Bonjour Messieurs Dames, l’hôpital, c’est où s’il vous plaît? Le passant: Euh… Voyons… C’est là, tout droit et à gauche, c’est en face de la bibliothèque. Dialogue 4 La touriste: Pardon monsieur, je cherche la cathédrale, s’il vous plaît? Le passant: Alors… ben… ici, la cathédrale Saint-Nazaire est juste là...
Level 1: Introductory 6 hrs
How was the Moon made, and when did it happen?
Science, Maths & Technology

How was the Moon made, and when did it happen?

...composition (in particular the “isotopic mixture” of heavier and lighter versions of various elements) are too similar to the Earth’s for it to have been captured from somewhere remote. However, some compositional details differ enough to rule out the idea that the Moon is simply a chunk of the Earth that broke loose. The details of how the Moon formed, and when,...
Apollo 11 and 50 years of research on Moon rocks
Science, Maths & Technology

Apollo 11 and 50 years of research on Moon rocks

...composition experiment, a passive seismic experiment to detect lunar ‘moonquakes’, and a laser ranging retroreflector to very precisely measure the distance between the Earth and Moon. But perhaps their most important task was to collect samples of the lunar surface. Apollo 11 returned 22kg of lunar samples to Earth. The Apollo 11 landing was the first of six...
Anodising
Science, Maths & Technology

Anodising

...composition. If mechanical properties are the most important feature, then the choice will be limited. Where resistance to atmospheric corrosion is the prime requisite, then it is often possible to select alloys giving coatings that combine good protection and an attractive appearance. Most applications are for decorative purposes, and here the choice of alloy is the most...
Article 10 mins
Charles Dickens and the dinosaurs
History & The Arts

Charles Dickens and the dinosaurs

...compositional practices” as a response to criticism of his serial novels. Dickens’s early works were often criticized for an “absence of design,” while “his most meticulously planned novels [were perceived] as potentially monstrous amalgams, joining together random and incongruous parts”. Dickens suffered from the effects writing, publishing, and reading in...