Changes

==Key Stage 3=====Meaning===[[File:Amplitude.png|right|300px|thumb|This diagram shows the [[amplitude]] of a [[wave]].]]The [[amplitude]] of a [[wave]] is the distance between the peak of a [[wave]] and the midpoint of the [[wave]]. ===About Amplitude===: The [[amplitude]] of a [[wave]] gives information on the [[intensity]] of that [[wave]].The greater the [[amplitude]] of:*[[Light]] - The brighter the [[light]].*[[Sound]] - The louder the [[sound]].*[[Water Wave]] - The taller the [[wave]]. {| class="wikitable"|-|[[File:OscilloscopeScreen4.png|center|200px]]|[[File:OscilloscopeScreen5.png|center|200px]]|[[File:OscilloscopeScreen6.png|center|200px]]|-| style="height:20px; width:200px; text-align:center;" |This is a high [[amplitude]] [[wave]].| style="height:20px; width:200px; text-align:center;" || style="height :20px; width:200px; text-align:center;" |This is a low [[amplitude]] [[wave]].|}  ==Key Stage 4=====Meaning===The [[amplitude]] of a [[wave]] is the maximum [[displacement]] of the [[wave]] from its [[Equilibrium Position (Physics)|equilibrium position]]. ===About Amplitude===: The [[amplitude]] of a [[wave]] gives information on the [[intensity]] of that [[wave]].The greater the [[amplitude]] of:*[[Light]] - The brighter the [[light]].*[[Sound]] - The louder the [[sound]].*[[Water Wave]] - The taller the [[wave]]. {| class="wikitable"|-|[[File:OscilloscopeScreen4.png|center|200px]]|[[File:OscilloscopeScreen5.png|center|200px]]|[[File:OscilloscopeScreen6.png|center|200px]]|-| style="height:20px; width:200px; text-align:center;" |This is a high [[amplitude]] [[wave]] shown by the large [[displacement]] between the peak (or trough) of the [[wave]] and the [[Equilibrium Position (Physics)|equilibrium position]].| style="height:20px; width:200px; text-align:center;" |middle| style="height:20px; width:200px; text-align:center;" |This is a low [[amplitude]][[wave]] shown by the small [[displacement]] between the peak (or trough) of the [[wave]] and the [[Equilibrium Position (Physics)|equilibrium position]].|} ===References=======AQA====:[https://www.amazon.co.uk/gp/product/1471851370/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1471851370&linkCode=as2&tag=nrjc-21&linkId=01c69b0ae058f809cf636033e6ba793e ''Amplitude (A), page 183, GCSE Physics, Hodder, AQA']:[https://www.amazon.co.uk/gp/product/1782945598/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945598&linkCode=as2&tag=nrjc-21&linkId=ad276ad49df77ab4b40ab4fd0fe09676 ''Amplitude (waves), page 219, GCSE Combined Science; The Revision Guide, CGP, AQA']:[https://www.amazon.co.uk/gp/product/1782946403/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782946403&linkCode=as2&tag=nrjc-21&linkId=32a0abb60dff015b15b50e9b1d7b4644 ''Amplitude, page 189, GCSE Combined Science Trilogy; Physics, CGP, AQA']:[https://www.amazon.co.uk/gp/product/1782945970/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945970&linkCode=as2&tag=nrjc-21&linkId=a120d24dcc7cc7a58192069a3aafc1d2 ''Amplitude, page 226, GCSE Physics; The Complete 9-1 Course for AQA, CGP, AQA']:[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=f0dfb66dafcb0c6e9449e7b1a4ae1ac16 ''Amplitude, page 73, GCSE Physics; The Revision Guide, CGP, AQA']:[https://www.amazon.co.uk/gp/product/019835939X/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=019835939X&linkCode=as2&tag=nrjc-21&linkId=57e96876985fc39b1a3d8a3e3dc238b6 ''Amplitude, pages 176, 182, GCSE Physics; Third Edition, Oxford University Press, AQA']:[https://www.amazon.co.uk/gp/product/0008158770/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0008158770&linkCode=as2&tag=nrjc-21&linkId=ec31595e720e1529e49876c3866fff6e ''Amplitude, pages 191-2, GCSE Physics; Student Book, Collins, AQA']:[https://www.amazon.co.uk/gp/product/1471851362/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1471851362&linkCode=as2&tag=nrjc-21&linkId=7d78d70a2044ee9982dae010c94af92a ''Amplitude, pages 257, GCSE Combined Science Trilogy 2, Hodder, AQA']====Edexcel====:[https://www.amazon.co.uk/gp/product/1782945741/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945741&linkCode=as2&tag=nrjc-21&linkId=30da4f2178da182547b62a7329d13b57 ''Amplitude, page 164, GCSE Combined Science; The Revision Guide, CGP, Edexcel '']:[https://www.amazon.co.uk/gp/product/1782945733/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945733&linkCode=as2&tag=nrjc-21&linkId=2a2dbec9db6bf5766c0458d908fa0a52 ''Amplitude, page 32, GCSE Physics; The Revision Guide, CGP, Edexcel '']:[https://www.amazon.co.uk/gp/product/1292120193/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1292120193&linkCode=as2&tag=nrjc-21&linkId=572df39392fb4200db8391d98ae6314e ''Amplitude, page 331, GCSE Combined Science, Pearson Edexcel '']:[https://www.amazon.co.uk/gp/product/1292120223/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1292120223&linkCode=as2&tag=nrjc-21&linkId=068ecf40278c32406a7f1c6e66751417 ''Amplitude, page 49, GCSE Physics, Pearson Edexcel '']:[https://www.amazon.co.uk/gp/product/1782948163/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782948163&linkCode=as2&tag=nrjc-21&linkId=0fdbfd5dd397d6e24a9dfb250f08587f ''Amplitude, page 91, GCSE Physics, CGP, Edexcel ''] ====OCR==== :[https://www.amazon.co.uk/gp/product/0198359837/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0198359837&linkCode=as2&tag=nrjc-21&linkId=3c4229e8b023b2b60768e7ea2307cc6f ''Amplitude (waves), pages 142-143, Gateway GCSE Physics, Oxford, 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 ''Amplitude, page 186, Gateway GCSE Combined Science; The Revision Guide, CGP, OCR '']:[https://www.amazon.co.uk/gp/product/1782945687/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945687&linkCode=as2&tag=nrjc-21&linkId=9a598e52189317a20311d7a632747bc9 ''Amplitude, page 59, Gateway GCSE Physics; The Revision Guide, CGP, OCR '']