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Published on Mar 24, 2012
Revision to help you revise for science exams for AQA GCSE Science and P1. A description of the Doppler Effect and how that changes sound and light waves and how it has helped provide evidence for the Big Bang Theory. Check the website for a complete video list that covers Core (all unit 1s), Additional (all unit 2s) and Separate Science (all unit 3s). www.my-GCSEscience.com