949 search results
Managing complexity: a systems approach
Society, Politics & Law

Managing complexity: a systems approach

...laws of supply and demand) that increasing the supply of something will lessen demand for it, i.e. they are inversely related. However, recent experience shows that increasing the supply – both in number and capacity – of roads creates its own demand, i.e. that increasing supply increases demand. This phenomenon, known as the Pigou-Knight-Downs Paradox, is one in...
View course Managing complexity: a systems approach
Level 3: Advanced 20 hrs
White dwarfs and neutron stars
Science, Maths & Technology

White dwarfs and neutron stars

...laws of quantum mechanics must be used to describe the behaviour of the particles that it consists of. The critical density for degeneracy is the quantum concentration: if the density exceeds this value then the system will be degenerate. * electron A type of elementary particle with charge negative 1.602 multiplication 10 super negative 19 cap c , mass 9.109...
View course White dwarfs and neutron stars
Level 3: Advanced 6 hrs
Climate change
Nature & Environment

Climate change

...law of physics. The appropriate calculations tell us that, for an Earth-like planet to emit radiation to space at a steady rate of 236 W m−2 (the 69 units depicted in Figure 4), it should have an equilibrium temperature of -19 °C. This equilibrium temperature is known as the effective radiating temperature and, were it not for the atmosphere, this would also be the...
View course Climate change
Level 2: Intermediate 18 hrs
Everyday maths 1 (Northern Ireland)
Science, Maths & Technology

Everyday maths 1 (Northern Ireland)

...Scots speakers predicted to drop by 10%’. What is this decrease as a fraction? What percentage of an hour is 15 minutes? Answer 0.75 as a fraction is three divided by four . 0.25 is the same as one divided by four , so you will have walked one divided by four of a kilometre. one divided by two is the same as 50%, so the increase is 50%. 50% is the same as one divided by...
View course Everyday maths 1 (Northern Ireland)
Level 1: Introductory 48 hrs
Introducing environmental decision making
Nature & Environment

Introducing environmental decision making

...laws are required. The bill has to be approved by both the House of Commons (elected chamber) and the House of Lords (unelected chamber) before it finally becomes law as an ‘Act of Parliament’. In June 1998, the UK government published a white paper on land, sea and air transport for the UK called ‘New deal for transport: better for everyone’ (DfT, 1998), which...
View course Introducing environmental decision making
Level 3: Advanced 24 hrs
Economics and the 2008 crisis: a Keynesian view
Society, Politics & Law

Economics and the 2008 crisis: a Keynesian view

...law of nature which prevents men from being employed, that it is ‘rash’ to employ men, and that it is financially ‘sound’ to maintain a tenth of the population in idleness for an indefinite period, is crazily improbable – the sort of thing which no man could believe who had not had his head fuddled with nonsense for years and years. (Keynes, 1972, p. 91) In...
View course Economics and the 2008 crisis: a Keynesian view
Level 2: Intermediate 28 hrs
Gofalu am oedolion
Health, Sports & Psychology

Gofalu am oedolion

...law, sylwodd Grace ei fod yn oer. Erbyn adeg ei farwolaeth, roedd Frank wedi bod yn anymwybodol ers 24 awr. Nid oedd wedi cael unrhyw hylif na maeth yn y cyfnod hwn. Sut y dangosodd Frank arwydddion fod ei farwolaeth gerllaw? Ailddarllenwch yr arwyddion a'r astudiaeth achos os oes angen, a gwnewch nodiadau yn y blwch isod. Sylwadau Gallai'r ffaith mai yn ei wely y mae...
View course Gofalu am oedolion
Level 1: Introductory 15 hrs
A freelance career in the creative arts Badge icon
History & The Arts

A freelance career in the creative arts

...law says are charitable. These are things like preventing or relieving poverty, or advancing the arts, culture, heritage or science. It has to be established exclusively for what is known as public benefit. That means its only purpose must be charitable. Any profits charities make must be applied to achieving their charitable aims. A charity can’t have owners or...
View course A freelance career in the creative arts
Level 1: Introductory 24 hrs