1,573 search results
Risk management Badge icon
Money & Business

Risk management

...Care should be taken, however, where there is a small number of risks, where the risks are inter-related and where there is a number of large, but unlikely risks. Like most risk modelling it is recommended that you engage an expert. It should be remembered that as with all calculations, these models are only as good as their inputs. Moreover calculations, if assumptions...
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Level 1: Introductory 24 hrs
Empires: power, resistance, legacies
History & The Arts

Empires: power, resistance, legacies

...caring responsibilities emotionally bind them to their place of enslavement? Did they just not have the same kinds of opportunities to abscond because of the nature of their work?...Session 3: Resistance: 3 ‘Women who struggle’: decolonisation and the Algerian War, 1954–62 - The French invaded Algeria in 1830. They expanded their presence, culminating in the...
View course Empires: power, resistance, legacies
Level 1: Introductory 8 hrs
Climate change
Nature & Environment

Climate change

...careful experimental work had established what others only suspected: expressed in modern scientific terms, certain atmospheric gases absorb infrared radiation with wavelengths in the range spanned by outgoing terrestrial radiation (about 4 to 100 μm; Figure 5). These are the greenhouse gases. Tyndall identified water vapour and CO2, but the list of natural greenhouse...
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Level 2: Intermediate 18 hrs
Managing complexity: a systems approach
Society, Politics & Law

Managing complexity: a systems approach

...careful to explore the world as fully as I can because I cannot see everything and may be misled. The third pole is to take on fully the implications of the world's unknowability. This stance demands that I always carry an awareness that I will never know the world and must therefore always be trying to account for my own role in my perceptions of the world. Consciously...
View course Managing complexity: a systems approach
Level 3: Advanced 20 hrs
An introduction to computers and computer systems
Digital & Computing

An introduction to computers and computer systems

...careful thought was given to choosing sequences of values for the characters of the alphabet and numerals that would make it easy for a computer processor to perform common operations on them. (These encodings were preserved in the 8-bit system by simply padding out the leftmost bit with a 0.) To illustrate, let’s look at the 8-bit encoding of some of the lower-case and...
View course An introduction to computers and computer systems
Level 1: Introductory 16 hrs
Ewch â’ch addysgu ar-lein Badge icon
Education & Development

Ewch â’ch addysgu ar-lein

...Adult Learning, Efrog Newydd, NY, Macmillan. Vygotsky, L.S. (1986) Thought and Language (wedi’i gyfieithu o’r Rwseg a’i ddiwygio a’i olygu gan A. Kozulin), Cambridge, MA, Gwasg MIT. Wenger, E. (1998) Communities of Practice: learning, meaning and identity, Caergrawnt, Gwasg Prifysgol Caergrawnt...Wythnos 2: Darganfod y cysylltiadau: egwyddorion a damcaniaethau ar...
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Level 2: Intermediate 24 hrs
Getting started on ancient Greek
History & The Arts

Getting started on ancient Greek

...adult males, cast votes for a citizen to be exiled for ten years. If at least 6,000 votes in total were cast, then the citizen with the most votes was ‘ostracised’ (or, on an alternative interpretation, 6,000 votes had to be cast against a single individual). More than 10,000 ostraka have been unearthed at excavations in Athens, in the agora (the marketplace or...
View course Getting started on ancient Greek
Level 1: Introductory 16 hrs
An introduction to minerals and rocks under the microscope
Science, Maths & Technology

An introduction to minerals and rocks under the microscope

...careful study of minerals in thin sections is a key part of the interpretation of igneous, metamorphic and sedimentary rocks. If you'd like an interactive overview of the geological makeup of the landscape of the British Isles, take a look at our Geology Toolkit. This OpenLearn course provides a sample of level 2 study in Science...An introduction to minerals and rocks...
View course An introduction to minerals and rocks under the microscope
Level 2: Intermediate 8 hrs