Energy Transfers

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Last updated 6:32 PM on 9/10/26
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10 Terms

1
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Conduction

  • Transmission of heat through a solid substance from a region of high temperature to a lower temperature


2
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Infrared Radiation

  • Electromagnetic waves in between visible light and microwaves in the electromagnetic spectrum


3
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Insulator

  • A substance that is a poor conductor of heart and electricity

  • Due to a lack of mobile electrons


4
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Insulation

  • Materials that are good insulators and are used to keep you warm

  • Thermal energy in your house


5
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Specific Heat Capacity

  • Amount of energy required to increase the temperature of 1kg of a substance by 1 degrees celsius


6
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Loft Insulation

  • Fibreglass in the loft to reduce energy transfer


7
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Black Body

  • A theoretical object that absorbs 100% of the radiation that falls on it


8
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Metals

  • Free/Delocalised electrons

  • Increase kinetic energy

  • Collisions

  • Heat/Thermal energy transferred

  • Good conductors


9
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Energy Transfers: Conduction

  • When a solid is heated, the particles vibrate and collide more

  • Energy is transferred


10
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Energy Transfers: Convection