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Can renewable energy sources power the world? Badge icon
Science, Maths & Technology

Can renewable energy sources power the world?

...work). Energy is defined as ‘the capacity to do work’ – that is, the capacity to move an object against a resisting force. The scientific unit of energy is the joule. The concept of energy reveals the common features in processes as diverse as burning fuels, propelling machines and charging batteries. These and other processes can be described in terms of diverse...
Reading Shakespeare's As You Like It
History & The Arts

Reading Shakespeare's As You Like It

...work, probably written after two of his best-known plays, Henry V and Julius Caesar, and immediately before another, Hamlet. The play is set in two quite distinct worlds – a corrupt ducal court and the pastoral Forest of Arden – and the play’s protagonist is one of Shakespeare’s best-loved characters, Rosalind, a duke’s daughter who notoriously spends most of...
Introduction to music theory 2: pitch and notation
History & The Arts

Introduction to music theory 2: pitch and notation

...working with examples of folk, popular, and classical music from several world traditions. You will learn how pitch is represented using staff notation and other forms of illustration. You will also practise reading and writing pitch using staff notation, and learn to perform short musical extracts from notation...In this free course, you will explore the concept of...
Nine days' wonder in York
History & The Arts

Nine days' wonder in York

...work of sowing by drill was going steadily forward, in the faith that such an unprecedented summer as was now passing would return another year. At all these pleasant labors, of course, the rooks were helping, or at least bossing. II We expected to stay certainly a week, and perhaps two weeks, in York, and our luck with railway hotels had been so smiling elsewhere that we...
Fundamentals of accounting
Money & Business

Fundamentals of accounting

...working out calculations by hand or mentally. The danger, of course, is that you may use a calculator without understanding what an answer means or how it relates to the numbers operated upon. For example, if you calculate that 8% of £20 is £160 (which can easily happen if either you forget to press the percent key or it is not pressed hard enough), you should...
Level 1: Introductory 8 hrs
Explainer: Einstein's Theory of General Relativity
Science, Maths & Technology

Explainer: Einstein's Theory of General Relativity

...work. We said our map could be curved so that the points in the space dimensions were closer together. Since space and time behave together as space-time, the same trick happens for time. If we have some large mass, the curvature in the time dimension means that the more curved the space-time is, the slower a clock ticks there (or appears to for someone in a less curved...
Following Jareth through the Labyrinth: How Bowie influenced my research
Languages

Following Jareth through the Labyrinth: How Bowie influenced my research

...work, my PhD thesis and subsequent first book focus on disguise in the theatre, particularly mendacious characters and the multiple masks and identity changes they don within the ever-so illusory world of the stage. You can see, therefore, why an artist such as Bowie so appeals. However, the most powerful image of him for me will always be the one I encountered first,...
Florida just wants it over
Society, Politics & Law

Florida just wants it over

...working on an election should ever be wholly confident again post-Brexit. The campaign team are at least resigned to the fact that there isn’t much more they can do to bolster Clinton’s personal support in Florida. Minds are largely made up. They do, however, feel they can still make a real difference in tight down-ballot races, especially for the Senate. Ultimately,...