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Stopwatch

285 bytes added, 12:30, 20 December 2019

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:[https://www.amazon.co.uk/gp/product/178294558X/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=178294558X&linkCode=as2&tag=nrjc-21&linkId=f0dfb66dafcb0c6e9449e7b1a4ae1ac433 ''Stopwatches, page 104, GCSE Physics; The Revision Guide, CGP, AQA '']

====OCR====

:[https://www.amazon.co.uk/gp/product/1782945695/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945695&linkCode=as2&tag=nrjc-21&linkId=ceafcc80bcad6b6754ee97a0c7ceea53 ''Stopwatches, page 218, Gateway GCSE Combined Science; The Revision Guide, CGP, OCR '']

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