Peter Riley - Cambridge Checkpoint Lower Secondary Science Student’s Book 7: Third Edition

To Anita, Sally-Anne and Emma-Louise

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ISBN: 978 1 3983 0018 7
eISBN: 978 1 3983 0212 9

Peter D Riley Ltd 2021

First published in 2005
Second edition published in 2011
This edition published in 2021 by
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A catalogue record for this title is available from the British Library.

To make your study of Cambridge Checkpoint Science as rewarding as possible, look out for the following features when you are using this book:

• These aims show you what you will be covering in the chapter.

Do you remember?

This will show you the ideas you have learnt before. Think about what you already know before you begin.

Science activity

Science activities may be about developing a science skill or making a science enquiry.