1,247 search results
The formation of exoplanets
Science, Maths & Technology

The formation of exoplanets

...simple relation between Δv and vK. Hence write the maximum radial drift speed in terms of Δv. From Equation 10, the difference between the Keplerian speed and the orbital speed is equation sequence part 1 normal cap delta times v equals part 2 v sub cap k minus v sub orb equals part 3 v sub cap k times left square bracket one minus left parenthesis one minus eta right...
View course The formation of exoplanets
Level 3: Advanced 6 hrs
Beginners’ French: A trip to Avignon
Languages

Beginners’ French: A trip to Avignon

...simple. C’est à 10 minutes à pied. Toujours tout droit. Vous traversez la place de l’Horloge, vous arrivez place du Palais. Vous y êtes. Audio 11 (a) L'hôpital? C'______. (b) La piscine? C'______ (c) Le Palais des Papes? C'______ Answer Le marché? C'est à dix minutes à pied. (a) L'hôpital? C'est à environ dix minutes en voiture. (b) La piscine? C'est à vingt...
View course Beginners’ French: A trip to Avignon
Level 1: Introductory 15 hrs
Metals in medicine
Science, Maths & Technology

Metals in medicine

...simple monodentate ligand – say, NH3? Complexes containing polydentate (chelating ligands) are particularly stable. Several factors contribute, but it is thought that the most influential is the entropy change in the formation reaction. The entropy change for the chelated complex is positive, whereas that for the complex with no chelate rings is negative. Which...
View course Metals in medicine
Level 2: Intermediate 12 hrs
Introducing International Relations
Society, Politics & Law

Introducing International Relations

...simple relationship between a state’s interests and its actions in the international arena constructivists see a more complex process. Hence, unlike realists who view interests as fixed, constructivists suggest that interests emerge from identities, which are shaped by historical and social contexts. Finally, constructivists focus on how sustained interactions create...
View course Introducing International Relations
Level 1: Introductory 8 hrs
The science of nuclear energy
Science, Maths & Technology

The science of nuclear energy

...simple. ‘Not an awful lot [of radioactive material] got out of the plant – it was not Chernobyl.’ The Chernobyl nuclear disaster released 10 times as much radiation as Fukushima Daiichi. Rapid response Thomas says the quick and thorough response by the Japanese government limited radioactive exposure among the population. On 12 March, the same day as the first...
View course The science of nuclear energy
Level 1: Introductory 12 hrs
Global perspectives on primary education
Education & Development

Global perspectives on primary education

...simple curriculum actually. We essentially focused on English and maths. You might say why focus on English when the children mostly didn’t speak any English. But it was the one request that we consistently got from every family is to do English. They wanted English more than maths. They wanted English more than their own language. And I think that came as a little bit...
View course Global perspectives on primary education
Level 2: Intermediate 9 hrs
Beginners’ Spanish: Getting around
Languages

Beginners’ Spanish: Getting around

...simple instructions. Key learning points Prepositional phrases Prepositions of place Reviewing the verb estar to indicate location...Beginners' Spanish: Getting around: 3.1 Actividad - In this activity you are going to review some of the vocabulary that you have learned about tourist sights, as well as learn some new words. Actividad 3.1 Classify the vocabulary in the box...
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Level 1: Introductory 20 hrs
Organisations, environmental management and innovation
Nature & Environment

Organisations, environmental management and innovation

...organisation using the inputs, and the outputs arising from the transformation process. A simple example might be the input of water into a car wash, the transformation of a dirty car into a clean car and the output of waste water probably containing various soaps, oils and dirt. One example of an input–output diagram is shown in Figure 11. It is produced by the Australian National Audit Office as a guide for organisations ......
View course Organisations, environmental management and innovation
Level 2: Intermediate 12 hrs