Difference between revisions of "Thermal Conductivity"
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[[Thermal Conductivity]] is how quickly a [[material]] can be heated or cooled. | [[Thermal Conductivity]] is how quickly a [[material]] can be heated or cooled. | ||
− | ===About Electrical Conductivity=== | + | ===About Electrical Conductivity===b |
: If a material can change temperature quickly it is a thermal conductor. | : If a material can change temperature quickly it is a thermal conductor. | ||
: If a material changes temperature slowly it is a thermal insulator. | : If a material changes temperature slowly it is a thermal insulator. | ||
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| style="height:20px; width:200px; text-align:center;" |Plastic | | style="height:20px; width:200px; text-align:center;" |Plastic | ||
| style="height:20px; width:200px; text-align:center;" |Rubber | | style="height:20px; width:200px; text-align:center;" |Rubber | ||
− | | style="height:20px; width:200px; text-align:center;" | | + | | style="height:20px; width:200px; text-align:center;" |Air |
| style="height:20px; width:200px; text-align:center;" |Brick | | style="height:20px; width:200px; text-align:center;" |Brick | ||
|- | |- | ||
|[[File:CupPlastic.png|center|200px]] | |[[File:CupPlastic.png|center|200px]] | ||
|[[File:TyreRubber.png|center|200px]] | |[[File:TyreRubber.png|center|200px]] | ||
− | |[[File: | + | |[[File:Sky.png|center|200px]] |
|[[File:BrickRed.png|center|200px]] | |[[File:BrickRed.png|center|200px]] | ||
|} | |} | ||
+ | |||
+ | ===Note to Teachers=== | ||
+ | In science, heat is not generally considered a noun. It is a verb. Heat is something you do to an object. It is best practice to avoid making statements like 'heat passes through a material quickly' because heat is not a physical entity, but an action or process. | ||
+ | A thermal conductor allows thermal energy to pass through it easily. A thermal conductor can be heated quickly. | ||
+ | |||
+ | ==Key Stage 3== | ||
+ | ===Meaning=== | ||
+ | [[Thermal Conductivity]] is how quickly [[Thermal Energy Store|thermal energy]] can be [[Energy Transfer|transferred]] through an [[object]]. | ||
+ | |||
+ | ===About Electrical Conductivity=== | ||
+ | : If a [[material]] can change [[temperature]] quickly when [[heat]]ed it is a [[Thermal Conductor|thermal conductor]]. | ||
+ | : If a [[material]] changes [[temperature]] slowly when [[heat]]ed it is a [[Thermal Insulator|thermal insulator]]. | ||
+ | |||
+ | ===Extra Information=== | ||
+ | {{#ev:youtube|https://www.youtube.com/watch?v=vqDbMEdLiCs}} | ||
+ | |||
+ | ==Key Stage 4== | ||
+ | ===Meaning=== | ||
+ | [[Thermal Conductivity]] is how quickly [[Thermal Energy Store|thermal energy]] can be [[Energy Transfer|transferred]] through an [[object]]. | ||
+ | |||
+ | ===About Electrical Conductivity=== | ||
+ | : If a [[material]] can change [[temperature]] quickly when [[heat]]ed it is a [[Thermal Conductor|thermal conductor]]. | ||
+ | : If a [[material]] changes [[temperature]] slowly when [[heat]]ed it is a [[Thermal Insulator|thermal insulator]]. | ||
+ | |||
+ | |||
+ | ===References=== | ||
+ | ====AQA==== | ||
+ | |||
+ | :[https://www.amazon.co.uk/gp/product/1471851354/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1471851354&linkCode=as2&tag=nrjc-21&linkId=9012a0d354024419214fb3ad5ac44ba0 ''Thermal conductivity, of metallic substances, page 161, GCSE Combined Science Trilogy 1, Hodder, 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 ''Thermal conductivity, page 16, 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=ad276ad49df77ab4b40ab4fd0fe10352 ''Thermal conductivity, page 173, 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=f0dfb66dafcb0c6e9449e7b1a4ae1ac449 ''Thermal conductivity, pages 15, 16, GCSE Physics; The Revision Guide, CGP, AQA ''] | ||
+ | :[https://www.amazon.co.uk/gp/product/0008158762/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0008158762&linkCode=as2&tag=nrjc-21&linkId=a0fffa35b3ea49a63404f6704e0df7cc ''Thermal conductivity, pages 34, 341, GCSE Chemistry; Student Book, Collins, 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 ''Thermal conductivity, pages 34, 36, 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 ''Thermal conductivity, pages 35, 37, GCSE Physics; The Complete 9-1 Course for AQA, CGP, 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 ''Thermal conductivity, page 159, 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 ''Thermal conductivity, page 27, GCSE Physics; The Revision Guide, CGP, 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 ''Thermal conductivity, page 38, 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 ''Thermal conductivity, pages 69, 70, GCSE Physics, CGP, 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 ''Thermal conductivity; energy stores, page 61, GCSE Physics, CGP, 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 ''Thermal conductivity; expansion, pages 187, 188, GCSE Physics, CGP, 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 ''Thermal conductivity; imaging, page 133, GCSE Physics, CGP, 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 ''Thermal conductivity; insulation, pages 69, 70, 306, 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 ''Thermal conductivity (W/m K), pages 208-209, 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 ''Thermal conductivity, page 205, 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 ''Thermal conductivity, pages 84, 85, Gateway GCSE Physics; The Revision Guide, CGP, OCR ''] |
Latest revision as of 16:17, 20 December 2019
Contents
Key Stage 2
Meaning
Thermal Conductivity is how quickly a material can be heated or cooled.
===About Electrical Conductivity===b
- If a material can change temperature quickly it is a thermal conductor.
- If a material changes temperature slowly it is a thermal insulator.
Examples
Metals |
All metals make good thermal conductors. |
Plastic | Rubber | Air | Brick |
Note to Teachers
In science, heat is not generally considered a noun. It is a verb. Heat is something you do to an object. It is best practice to avoid making statements like 'heat passes through a material quickly' because heat is not a physical entity, but an action or process. A thermal conductor allows thermal energy to pass through it easily. A thermal conductor can be heated quickly.
Key Stage 3
Meaning
Thermal Conductivity is how quickly thermal energy can be transferred through an object.
About Electrical Conductivity
- If a material can change temperature quickly when heated it is a thermal conductor.
- If a material changes temperature slowly when heated it is a thermal insulator.
Extra Information
Key Stage 4
Meaning
Thermal Conductivity is how quickly thermal energy can be transferred through an object.
About Electrical Conductivity
- If a material can change temperature quickly when heated it is a thermal conductor.
- If a material changes temperature slowly when heated it is a thermal insulator.
References
AQA
- Thermal conductivity, of metallic substances, page 161, GCSE Combined Science Trilogy 1, Hodder, AQA
- Thermal conductivity, page 16, GCSE Physics, Hodder, AQA
- Thermal conductivity, page 173, GCSE Combined Science; The Revision Guide, CGP, AQA
- Thermal conductivity, pages 15, 16, GCSE Physics; The Revision Guide, CGP, AQA
- Thermal conductivity, pages 34, 341, GCSE Chemistry; Student Book, Collins, AQA
- Thermal conductivity, pages 34, 36, GCSE Combined Science Trilogy; Physics, CGP, AQA
- Thermal conductivity, pages 35, 37, GCSE Physics; The Complete 9-1 Course for AQA, CGP, AQA
Edexcel
- Thermal conductivity, page 159, GCSE Combined Science; The Revision Guide, CGP, Edexcel
- Thermal conductivity, page 27, GCSE Physics; The Revision Guide, CGP, Edexcel
- Thermal conductivity, page 38, GCSE Physics, Pearson Edexcel
- Thermal conductivity, pages 69, 70, GCSE Physics, CGP, Edexcel
- Thermal conductivity; energy stores, page 61, GCSE Physics, CGP, Edexcel
- Thermal conductivity; expansion, pages 187, 188, GCSE Physics, CGP, Edexcel
- Thermal conductivity; imaging, page 133, GCSE Physics, CGP, Edexcel
- Thermal conductivity; insulation, pages 69, 70, 306, GCSE Physics, CGP, Edexcel