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Introduction to differentiation
Science, Maths & Technology

Introduction to differentiation

...work with situations where a quantity is continuously changing and its rate of change isn’t necessarily constant. As a simple example, imagine a man walking along a straight path, as shown in Figure 1. His displacement from his starting point changes continuously as he walks. The rate of change of displacement is called velocity. [Described image] Figure 1 A man’s...
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Level 1: Introductory 18 hrs
The science of nutrition and healthy eating Badge icon
Health, Sports & Psychology

The science of nutrition and healthy eating

...work, too. So when I feel my energy levels completely depleting, too, that’s when I know I need a break. And it happens at different times throughout the day, actually. It might vary from between about like 11:30 to about 1 o’clock SPEAKER 12 I always eat around 1 o’clock so that I can meet my friends. So we all come from different departments and meet up together...
View course The science of nutrition and healthy eating
Level 1: Introductory 24 hrs
Hadrian's Rome
History & The Arts

Hadrian's Rome

...work of more than one hand, a group of authors known as the Scriptores Historiae Augustae. However, arguments have now been made that the SHA is the work of just one author. It remains unclear exactly when this author(s) was writing, or the purposes behind the work. The sources of information used by the author to compile the biographies are often uncertain, and there are...
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Level 3: Advanced 10 hrs
Emotion: an introductory picture
History & The Arts

Emotion: an introductory picture

...works, and about how people think and behave. How does a philosophical answer to the ‘What is…?’ question relate to these scientific accounts of the nature of emotion? A standard way to answer this question is to say that, while science is concerned to describe and explain the way in which the world actually works, the role of philosophy is to take a step back –...
View course Emotion: an introductory picture
Level 3: Advanced 20 hrs
Herodotus and the invention of history
History & The Arts

Herodotus and the invention of history

...work deviates from the main topics to provide a cultural, ethnographical, geographical, and historiographical background that forms an essential part of the narrative and provides readers with a wellspring of additional information. Herodotus has been criticized for his inclusion of ‘legends and fanciful accounts’ in his work. The contemporaneous historian Thucydides...
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Level 1: Introductory 6 hrs
Introducing Virgil’s Aeneid
History & The Arts

Introducing Virgil’s Aeneid

...working on the Aeneid throughout the 20s bce, by which time Augustus had imposed stability, but the traumas of the past were still a recent memory. Several passages in the Aeneid use prophecy or supernatural knowledge to refer directly to historical events of Virgil’s own day. These passages identify and praise Augustus himself, and Virgil hopes for a new era of peace...
View course Introducing Virgil’s Aeneid
Level 2: Intermediate 7 hrs
The meaning of crime
Society, Politics & Law

The meaning of crime

...work? Theft £5,000 and/or 6 months imprisonment 3 Have you ever used the firm's telephone for personal calls? Dishonestly abstracting electricity £5,000 and/or 6 months imprisonment 4 Have you ever kept money if you received too much in change? Theft £5,000 and/or 6 months imprisonment 5 Have you kept money found in the street? Theft £5,000 and/or 6 months...
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Level 1: Introductory 8 hrs
From sound to meaning: hearing, speech and language
Health, Sports & Psychology

From sound to meaning: hearing, speech and language

...works, we need to establish the meaning of some key terms. The study of language and languages is called linguistics, and linguistics relates closely to biological psychology, as we shall see. Linguists talk about the grammar of a language. By this they don't mean a set of rules about how people should speak. They mean the set of subconscious rules we actually use in...
View course From sound to meaning: hearing, speech and language
Level 2: Intermediate 12 hrs