Heat transfer
What are the names of the types of heat transfer called?
The 3 types of heat transfer are called, Conduction, Convection, and Radiation.
What is conduction in heat transfer?
In heat transfer conduction in which the heat as direct contact with the other object or liquid . For example if a person touches a piece of warm metal than their hand will get burned. This is because the heat has direct contact with the hand so the heat energy just goes in to the cold. In science if there is a cold object then the heat will go into the cold instead of warm.
What is Convection in heat transfer?
In heat transfer convection is when heat is reaching to a liquid from almost touching it and then the particles inside the liquid get warm little by little so that is why when you heat a liquid it heats slowly. For example is you put a pot of milk over a fire place hanging then the heat will slowly transfer from the fire to the milk container and from their to milk. After that the milk will get warm.
What is Radiation in heat transfer?
In heat transfer Radiation is when heat is not transferred from conduction or convection. Heat releases heat from all sides. Then when heat releases it goes into cold. From radiation heat heats up humans aswell so we feel hot. For example the sun is a heat source and it heats up earth and so we feel hot aswell. If there was no radiation then earth would not exist either. Earth gets all the heat from the sun's radiation.
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