Changes

: Of the three [[States State of Matter|states of matter]], [[solid]]s are the best '''conductors''' of [[Thermal Energy Store|thermal energy]]. [[Solid]]s are better [[Thermal Conductor|thermal conductors]] because the [[particle]]s are touching one another allowing them to pass on their [[energy]] quickly.: [[Metal]]s are better '''[[Thermal Conductor|thermal conductors]]'''than [[Non-metal|non-metals]] because [[metal]]shave [[Delocalised Electrons|free electrons]] that can pass along [[Thermal Energy|thermal energy]]. ==Key Stage 4=={{#ev:youtube|https://www.youtube.com/watch?v=_23_eNaPsFQ}}===Meaning==='''Conduction''' is when [[Thermal Energy Store|thermal energy]] passes along a [[material]] from the hotter region to the cooler region.{| class="wikitable"|-|[[File:ThermalConduction.gif|center]]|-| style="height:20px; width:200px; text-align:center;" |Grey represents the metal bar at a cold [[temperature]]. The yellow represents the highest [[temperature]] and red represents a [[temperature]] between yellow and grey.|} ===About Thermal Conduction===: Of the three [[State of Matter|states of matter]], [[solid]]s are the best '''conductors''' of [[Thermal Energy Store|thermal energy]]. [[Solid]]s are better [[Thermal Conductor|thermal conductors]] because the [[particle]]s are touching one another allowing them to pass on their [[energy]] quickly.: [[Metal]]s are better '''[[Thermal Conductor|thermal conductors]]''' than [[Non-metal|non-metals]] because [[metal]]s have [[Delocalised Electrons|free electrons]] that can pass along [[Thermal Energy|thermal energy]]. ===References=======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 ''Conduction, thermal, pages 24-25, GCSE Physics; Third Edition, Oxford University Press, 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 ''Conductions; thermal, pages 35, 58, GCSE Physics; The Complete 9-1 Course for AQA, CGP, AQA ''] ====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 ''Conduction (energy), pages 69, 70, GCSE Physics, 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 ''Conduction of heat, page 320, 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 ''Conduction of heat, page 38, GCSE Physics, Pearson Edexcel '']