Heat Transfer notes
46 notes by 34 users · Page 1 of 2
This GoConqr page gathers Heat Transfer notes on conduction, convection, radiation and insulation. It offers school students material to practise heat transfer topics, and teachers ready-made notes to use. There are over 30 notes from more than 20 users, mainly at secondary level. Pick a note to start exploring.
Notes
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Thermos Flask History A vacuum flask is a type of flask that aims to stop all three forms of heat transfer. Conduction, convection and radiation. ConductionA vacuum flask prevents conduction by making a vacuum between the inside an...
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10.3 - Conduction, Radiation, and Convection Conduction This is the process of heat transfer via one object coming in contact with another object and it transfers its particles and causes heat. Objects that are good at conducting heat are called conductors, insu...
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Heat Transfer ConductionHeat energy can move through a substance by conduction. Metals are good conductors of heat but gases and non-metals are usually poor conductors. Poor conductors are called insulators. Heat energy is conducte...
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GCSE core physics revision ENERGY TRANSFER BY HEATINGINFRARED RADIATION every object emits infrared radiation the hotter an object is, the more infrared radiation it emits in a given time IR is beyond the red part of the visible spectrum use a ...
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P1 - created from Mind Map Heating Houses Energy flow Measuring temperature Specific heat capacity Specific latent heat Energy flows from a warmer to a colder body. When energy flows away from a warm object, the temperature decreases A thermogr...
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OCR Physics P1a-h P1a - Heating housesTemperature = a measure of how hot something is (chosen scale e.g. degrees Celsius)Heat = a measure of energy (absolute scale e.g. joules)The amount of energy needed to raise the temperature of an ...
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P1- KEEPING HOMES WARM (2) CONDUCTION, CONVENCTION AND RADIATIONENERGY CAN BE TRANSFERRED BY:CONDUCTION - due to the transfer of kinetic energy between particlesCONVECTION - a gas expands when it is heated. This makes it less dense so it rises....
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Untitled 1.Energy transfer by heating1.1 Infrared radiationEvery object emits infrared radiationThe hotter an object is, the more infrared radiation it emits in a given timeThe Earth’s atmosphere blocks out harmful electromagn...
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Untitled History A vacuum flask is a type of flask that aims to stop all three forms of heat transfer. Conduction, convection and radiation. ConductionA vacuum flask prevents conduction by making a vacuum between the inside an...
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Untitled Conduction Heat is thermal energy. It can be transferred from one place to another by conduction. Metals are good conductors of heat, but non-metals and gases are usually poor conductors. Poor conductor...
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Them Six Markers 1. Describe and explain the processes in which heat is transferred from a hot cooker to a potato in a pan of water - Conduction from the cooker to the pan- Conduction through the pan- Conduction from the pan to ...
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Untitled Heating and CoolingHEAT is a measure of the TOTAL thermal energy in an object.TEMPERATURE is how much thermal energy each MOLECULE has on average (the individual portion of energy in each molecule).THERMAL ENERGY is t...
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P1- 1.9 P1- 1.9- HEATING AND INSULATING BUILDINGS Reducing the rate of energy transfers at home:LOFT INSULATION- Such as fibreglass reduces the rate of energy lose through the roof. The air between the fibre helps to reduce t...
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Heat Transfer ConductionHeat energy can move through a substance by conduction. Metals are good conductors of heat but gases and non-metals are usually poor conductors. Poor conductors are called insulators. Heat energy is conducte...
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Untitled Describe temperature as a measurement of hotness on an arbitrary or chosen scale. temperature is a measurement of the average kinetic energy of particles.heat is a measurement of energy on an absolute scaleEven though...
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p1 a-d p1atemperature= measurement of hotness on an arbitrary or chose scale, average kinetic energy of particlesthermogram= hottest parts: white, yellow, red coldest parts: black, dark blue, purpleenergy= mass x specific he...
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P1- 1.6 P1- 1.6- EVAPORATION AND CONDENSATIONDrying off:When you hand wet clothes on a washing line, eventually they will dry off. This is because the water evaporates.Condensation:In a steamy bathroom, a mirror is often cove...
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P1- 1.4 P1- 1.4- CONDUCTIONIt is important to know which materials are good CONDUCTORS and which are good INSULATORS-Metals are better conductors than non-metals-Copper is a better conductor than steel-Wood conducts better th...
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Physics Unit 1
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Physics P1.1.3 Energy Transfer By Heating Energy Transfer By Heating.Heating particles-Move more. Solids-vibrate on spot MORE. Liquids+Gases-move around faster. (IA+) to infrared radiation, heat can be transferred around by particles in the following ways: 1....
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Physics Chapter 1 Chapter 1 Infrared radiation is energy transferred by electromagnetic waves. The higher the temperature of an object is, the more radiation it emits each second. A dark, matt surface is a better absorber and a better ...
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P1-1.5 P1- 1.5- CONVECTON-Convection happens when we heat a fluid (liquid or gas)IN THE DEMONSTRATION:-The hot gases from the burning candle go straight up above the candle-Cold air is drawn down the other chimney to replace...
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P1- 1.7 P1- 1.7- ENERGY TRANSFER BY DESIGNLots of things can go wrong if we do not control the energy transfer. For example in a car engine The vacuum flask:- The vacuum between the two walls of the container cuts out energy ...
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Conduction Metals are good ConductorsNon-metals and gasses are poor conductorsPoor Conductors are called InsulatorsHeat energy is transferred from the hot end to the cool end Electrons in metal leave their atoms and move in the ...
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Physics core science AQA Infrared radiation Heat can be transferred by convection, conduction and radiation. Dark, matt objects are best at absorbing heat. shiny and white objects are best at reflecting heat. All objects emit and absorb therm...
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P1 - Heat Radiation, Kinetic Theory, Conduction and Convection Heat energy tends to flow away from a hotter object to its cooler surroundings.Heat energy can be transferred by RADIATION, CONDUCTION or CONVECTION. Radiation: Kinetic Theory:The Kinetic Theory can explain the Three ...
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Untitled Energy transfer by heating 3 methods - conduction, convection, radiation the bigger the temperature difference between an object and its surrounding, the faster the rate at which energy is transferred by heating. rate...
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Science = Physics Revision Infrared RadiationKey Points: Infrared radiation is energy transfer by electromagnetic waves All objects emit infrared radiation The hotter an object is the more infrared radiation it emits in a given time Key Words:I...
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The Fourth Step Does Not Work - created from Mind Map There isn't enough energy passed onto the lego. There wasn't a lot of energy passed on by the dominoes. The lego does not push the left side of the lever downwards.
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Untitled Heat Transfer: Conduction, convection, Radiation. Heat Radiation = transfer of heat by Infrared Radiation. Conduction & Convection involve particles, conduction is the main form of heat transfer in solids. Convection ...
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P1- 1.2 P1- 1.2- SURFACES AND RADIATION- Dark, matt surfaces are better at emitting radiation than light, shiny surfaces-When you use a photocopier, infrared radiation from a lamp dries the ink on the paper. Otherwise the cop...
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Heat Energy 1) A material called fibreglass is used to insulate the house or the loft.2) The handle on a frying pan is made of wood or plastic.3) A radiator in a central heating system is made from ...
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HEAT Heat1) When a substance is heated the particles gain Kinetic energy (KE). This makes particles move or vibrate faster.2) This is measured on an absolute scale. (Joules) New Page
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science convection: liquids and gases are fluids. the particles in these fluids move from place to place. convection happens when particles with a lot of heat energy in liquid or gas move and take the place of particles with ...
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Physics Unit 1 - created from Mind Map Transfer of energy through heat Affecting factors of energy transfer Energy transfers, efficiency and electrical energy
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Science Revision Physics Notes Infrared RadiationKey PointsInfrared radiation is; The transfer of heat Created by waves Emit = give out Absorb = take in Coloured surfaces different (dark, emits and absorbs more than light colours) Special camera ca...
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Microwave/Convention oven - created from Mind Map A electronic vacuum tube called a "Magnetron". Magnetron produces short radio waves called microwaves. The Water Molecules In the Convention Oven
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Convection Happens in liquids and gasesParticles can move from place to placeConvection occurs when particles with lots of heat energy in a liquid or gas move and take the place of particles with less heat energyHeat energ...
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Bitesize Page 6 P1.1 The bigger the difference between the heat of the object and it's surrounding, the bigger the rate at which heat energy is transferred Other things that affect the rate are...Surface area and volumeMaterialNature...
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Science = Physics Revision Continued ........ ConductionKey Points: Metals are the best conductors Materials such as wool and fibreglass are good insulators Conduction in a metal is mainly due to free electrons transferring energy inside the metal Non-metals are ...
More Heat Transfer resources
About heat transfer notes
GoConqr OriginalUsing heat transfer notes
These user-made notes cover conduction, convection and radiation, as well as applications such as insulating buildings and keeping homes warm. Some focus on a single process, while others bring several ideas together or use examples to show how heat transfer works.
Start with Heat Transfer for an overview that includes conductors and insulators. For a closer look at one process, the note Conduction discusses materials that conduct heat and those that insulate.
From reading to practice
After reading, write a short summary of each process in your own words. Then use Thermos Flask to see how the notes apply the processes to an everyday object. The notes on six-mark questions offer examples of longer explanations.
If you want to check what you remember, switch to a quiz on the Heat Transfer unit page. Mind maps and flashcards there offer other ways to revisit the material. Choose a note and give it a read.
Frequently asked questions
Which note should I start with?
Heat Transfer is a useful starting point if you want an overview that includes conductors and insulators. If you are concentrating on a particular process, Conduction offers a more focused set of notes. You can then look at Thermos Flask for an application of the different processes.
Are these notes suitable for GCSE Physics revision?
The collection is mainly at secondary level and includes notes labelled for GCSE Physics and AQA Physics. The topics include conduction, convection, radiation and insulation. School students can use the notes to revisit those topics, while teachers can look through them for ready-made material.
Are the notes free to use?
Yes. Every note listed here is free to open and study without an account. A free account also lets you make your own notes, quizzes, mind maps and flashcards, and save quiz scores. The listed resources were made by GoConqr users rather than GoConqr.