This free course was written by Kate Burgess of Middlesbrough College using materials belonging to The Open School Trust Ltd. (trading as the National Extension College), in partnership with Bedford College Group, West Herts College and The Open University. Copyright in this material belongs to The Open University, 2019.
Except for third party materials and otherwise stated (see Open Government Licence.), this content is made available under an
Grateful acknowledgement is made to the following sources for permission to reproduce material in this free course:
Figure 9: © khwaneigq / 123 Royalty Free
Figure 11 Left: © auremar / 123 Royalty Free
Figure 11 Right: © Konstantin Pelikh / 123 Royalty Free
Quiz question: RapidEye / iStock / Getty Images Plus
Quiz question: EXTREME-PHOTOGRAPHER / Getty Images
Quiz question: Guzaliia Filimonova / iStock / Getty Images Plus
Quiz question: Jacob Ammentorp Lund / iStock / Getty Images Plus
Every effort has been made to contact copyright owners. If any have been inadvertently overlooked, the publishers will be pleased to make the necessary arrangements at the first opportunity.
Don't miss out
If reading this text has inspired you to learn more, you may be interested in joining the millions of people who discover our free learning resources and qualifications by visiting The Open University – www.open.edu/ openlearn/ free-courses.