Unlock your full potential with these revision guides which focus on the key content & skills you need to know With My Revision Notes for WJEC GCSE Additional Science you can: Take control of your revision: plan & focus on the areas you need to revise with content summaries & commentary Show you fully understand key topics by using specific case studies to add depth to your knowledge of business issues & processes Apply Psychology terms accurately with the help of definitions & key words on all topics Improve your skills to tackle specific exam questions such as data response with self-testing & exam-style questions & answers Get exam-ready with last-minute quick quizzes at www.hodderplus.co.uk/myrevisionnotes CONTENTS: Biology- Cells & cell processes- How substances enter & leave cells- Photosynthesis- Respiration- Digestion- Biodiversity & the environment Chemistry- Atomic structure & the Periodic Table- Reactions of alkali metals & halogens- Chemical bonding & chemical change- Basic organic chemistry- Chemical calculations- Water- Chemical analysis Physics- Electricity- Motion- Forces energy & work- Radioactive decay fission & fusion