Gcse Aqa Science A and B Revision Guide

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Letts and Lonsdale, 2006 - 112 pages
A revision guide, covering all the material in the AQA Science GCSE specification.
 

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Contents

Biology Unit
14
How do we use abuse medical
23
What causes infectious diseases and how can
30
Why are individuals of the same species different
37
How do humans affect the environment? 11
44
Biology Unit 1 Example Questions
50
How do rocks provide metals and how
57
How are polymers and ethanol made from
65
What are the changes in the Earth and
73
Physics Unit
82
How should we generate the electricity that
89
What are the uses and dangers of emissions
99
What do we know about the origins of
105
Index
111
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