1.3.5 A note on graph drawing

There will be many occasions throughout your study of physics when you will need to draw graphs. This subsection gives some important guidelines for this activity.

  1. Decide which is the independent variable and which the dependent variable. Plot the independent variable along the horizontal axis and the dependent variable along the vertical axis. This is purely a convention but is why, for instance, we usually plot the time
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3 Herbivore teeth

Tables are a useful way of recording key information. The headings for Tables 1 and 2 have been prepared for you, and you can copy and complete the tables in your notebook. If you need to find any of this information again later, then it is very useful to have it summarised in a table.

I
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3.2 Penguins

Penguins (order Sphenisciformes) are an ancient and distinctive group of flightless, short-legged birds that evolved in the Southern Hemisphere, probably around New Zealand, about 65 Ma ago in the late Cretaceous, although the oldest known fossils date from about 45 Ma ago.

At a maximum body mass of more than 40 kg, the emperor penguin (Aptenodytes forsteri;Figure 10a) is the largest living penguin (some fossil species were much bigger) and is found further south than any other v
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Introduction

This unit examines issue of nature and nurture, how genes and the environment interact in the development of the nervous system to make each of us unique. In particular it looks at the period from conception to birth. It is a topic that should be of wide interest to students.

This unit is an adapted extract from the Open University course Biological psychology: Exploring the brain(SD
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5.2 Neural ageing: article 2

In the article presented here by Esteban (2004) entitled ‘Living with the enemy: a physiological role for theβ-amyloid peptide’, Trends in Neurosciences, 27, pp. 1–3, the author introduces us to a very important molecule implicated in the aetiology of Alzheimer's disease. However, the β-am
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5.2 Neural ageing: article 1

Now read Neural Ageing Article 1: Concar, D. (2001) ‘Forever young’, New Scientist, 171, pp. 26–27.

Click to view 'Concar article'

Introduction

Graphs are a common way of presenting information. However, like any other type of representation, graphs rely on shared understandings of symbols and styles to convey meaning. Also, graphs are normally drawn specifically with the intention of presenting information in a particularly favourable or unfavourable light, to convince you of an argument or to influence your decisions.

This unit is from our archive and is an adapted extract from Open mathematics (MU120) which is no longer
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