What is Technology?
José Anazagasty

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The Labour leadership contest
  Professor Philip Cowley

In this podcast, Professor Philip Cowley, from the School of Politics and International Relations, discusses the recent announcement of Prime Minister Tony Blair’s that he will be standing down as leader of the Labour Party and British Prime Minister on 27th June 2007. Professor Cowley discusses the reasons behind Tony Blair’s announcement and the pressure he has faced from with
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Lumens DC265 Unlimited Storage & A Credit Card


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Inserito nel progetto culturale della Chiesa Cattolica Italiana, lo Studium Generale Marcianum è il polo pedagogico-accademico del Patriarcato di Venezia. Ci...
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ScienceCasts: Fried Planets
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Author(s): Bernice R. McLean,Marlene Y. MacLeish

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Al-Hakawati Arab Cultural Trust
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Elected police commissioners in Britain


Author(s): The Economist

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Lichen Looking
In this outdoor activity, learners search for lichen, a combination of a fungus and an alga living together. Lichen grow where most other plants cannot, on rocks, the trunks of trees, logs and sand. As learners go "lichen looking", they investigate the numbers, locations and kinds of lichen in their area.
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From the makers of the award-winning online language course Coffee Break Spanish comes a new range of titles aimed at busy people who want to acquire the absolute basics of a language. One Minute Languages from the Radio Lingua Network will introduce learners to a new language from scratch. The course is made up of ten lessons and covers topics including basic greetings, introducing yourself, and dealing with language problems. You’ll also learn numbers and other useful words and phrases whi
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Woorden met tweeklanken of met sch-
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Het gaat om een woordpakket van over het algemeen mkm- en mmkmm- woorden met sch- (m = medeklinker, k = klinker) en met -ui /-eu- , -oe /-ie,-eeuw/ -ieuw/ uw,-ei/-ij, ou/au, -ooi/aai.  Je krijgt er ook de uitleg van het BLOON-principe …


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Upper Beginner #24 - Feasting on the Bullet Train in Japan
Learn Japanese with JapanesePod101.com! The person sitting across from you on the six-hour Japanese bullet train ride has been eating Japanese snacks since you left the station. He has devoured everything the Japanese cart attendant has brought by, from Japanese crackers to fish, and he has probably eaten more than you do in an entire [...]
Author(s): JapanesePod101.com

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3 Graph sketching

In Section 2 we describe how the graphs of polynomial and rational functions may be sketched by analysing their behaviour – for example, by using techniques of calculus. We assume that you are familiar with basic calculus and that its use is valid. In particular, we assume that the graphs of the functions under consideration consist of smooth curves.

Click 'View document' below to open Section 2 (16 pages, 200KB).

2.2.1 Try some yourself

1 Find the following powers by hand, as estimates for calculator work.

  • (a) 107

  • (b) 108

  • (c) 34

  • (d) (2)2
    Author(s): The Open University

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Module team

The Open University course team

Course Team Chair of Production

Gillian Rose, Professor of Cultural Geography

Course Team Chair of Presentation

Chris Brook, Senior Lecturer in Geography

External Assessor

Peter Jackson, Professor of Human Geography, University of Sheffield

Author(s): The Open University

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5.8 Plagiarism

Referencing is not only useful as a way of sharing information, but also as a means of ensuring that due credit is given to other people’s work. In the electronic information age, it is easy to copy and paste from journal articles and web pages into your own work. But if you do use someone else’s work, you should acknowledge the source by giving a correct reference.

Taking someone's work and not indicating where you took it from is termed plagiarism and is regarded as an infringemen
Author(s): The Open University

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Appendix 1 Terminology

After studying this unit you should be able to explain the meaning of the following terms:

all-optical network

angle-polished convex connector

bandwidth-distance product

chirp

combiner

connector

continuous wave operation

dense wavelength division multiplexing

direct modulation directional coupler dispersion

dispersion compensation dispersion-shifted fibre electro-optic material excess loss external modulation extinction ratio four-wa
Author(s): The Open University

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Except for third party materials and/or otherwise stated (see terms and conditions) the content in OpenLearn is released for use under the terms of the Creative Commons Attribution-NonCommercial-Share

Lumens DC265 Unlimited Storage & A Credit Card Sized Remote
Lumens DC265 Unlimited Storage & A Credit Card Sized Remote