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| style="height:20px; width:300px; text-align:left;" |'''Calculate the speed of the object in this 80 second journey.'''
: distance = 400[[m]]400m: time = 80[[s]]80s
:<math>Speed = {\frac{distance}{time}} </math>
:<math>Speed = {\frac{400}{80}} </math>
:<math>Speed = 5m/s </math>
| style="height:20px; width:300px; text-align:left;" |'''Calculate the speed of the object in the first 20 seconds.'''
: distance = 400[[m]]400m: time = 20[[s]]20s
:<math>Speed = {\frac{distance}{time}} </math>
:<math>Speed = {\frac{400}{20}} </math>
|-
| style="height:20px; width:300px; text-align:left;" |'''Calculate the speed of the object between 20 and 80 seconds.'''
: distance = 100[[m]]100m: time = 60[[s]]60s
:<math>Speed = {\frac{distance}{time}} </math>
:<math>Speed = {\frac{100}{60}} </math>
:<math>Speed \approx 1.7m/s </math>
| style="height:20px; width:300px; text-align:left;" |'''Calculate the average speed of the object for its journey.'''
: distance = 500[[m]]500m: time = 80[[s]]80s
:<math>Speed = {\frac{distance}{time}} </math>
:<math>Speed = {\frac{500}{80}} </math>
|-
| style="height:20px; width:300px; text-align:left;" |'''Calculate the [[speed]] of the object in the first 10 seconds of the journey.'''
: distance = 200[[m]]200m: time = 10[[s]]10s
:<math>v= {\frac{distance}{time}} </math>
:<math>Speed = {\frac{200}{10}} </math>
:<math>Speed = 20m/s </math>
| style="height:20px; width:300px; text-align:left;" |'''Calculate the [[speed]] of the object in the first 10 seconds of the journey.'''
: distance = 70[[m]]70m: time = 10[[s]]10s
:<math>Speed = {\frac{distance}{time}} </math>
:<math>Speed = {\frac{70}{10}} </math>
|-
| style="height:20px; width:300px; text-align:left;" |'''Calculate the average [[speed]] of the [[object]] over the entire journey.'''
: distance = 400[[m]]400m: time = 80[[s]]80s:<math>vSpeed= {\frac{distance}{time}} </math>
:<math>Speed = {\frac{400}{80}} </math>
:<math>Speed = 5m/s </math>
| style="height:20px; width:300px; text-align:left;" |'''Calculate the average [[speed]] of the [[object]] over the entire journey.'''
: distance = 500[[m]]500m: time = 80[[s]]80s
:<math>Speed = {\frac{distance}{time}} </math>
:<math>Speed = {\frac{500}{80}} </math>
:<math>Speed = 6.25m/s </math>
|}
===References===
====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 ''Distance-time graph, pages 140, 144-5, GCSE Physics; Student Book, Collins, 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=ad276ad49df77ab4b40ab4fd0fe09855 ''Distance-time graphs, page 210, GCSE Combined Science; The Revision Guide, 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=f0dfb66dafcb0c6e9449e7b1a4ae1ac94 ''Distance-time graphs, page 62, 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 ''Distance-time graphs, pages 134-135, 140, GCSE Physics; Third Edition, Oxford University Press, 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 ''Distance-time graphs, pages 149-50, GCSE Physics, Hodder, 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 ''Distance-time graphs, pages 152, 153, 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 ''Distance-time graphs, pages 183, 184, GCSE Physics; The Complete 9-1 Course for AQA, CGP, 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 ''Distance-time graphs, pages 227-8, GCSE Combined Science Trilogy 2, Hodder, 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 ''Distance-time graphs, page 161, 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 ''Distance-time graphs, page 24, Gateway GCSE Physics; The Revision Guide, CGP, OCR '']