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- Hey My name is Jordyn Mack. Im a 11 years old my birthday is july 11 2011 and Im a Cancer and my favorite color is Blue.
- Heat is defined as the flow of energy form a cooler object.
- Heat transfer is the movement of heat across the border of the system due to a difference in temperature between the system and it's surroundings.
- Conduction transfer heat from one object to another when they are in direct contract with one another.
- When frying wegetables in a pan Heat transfer takes place from flame to the pan and then to the vegetables.
- Convection-heat is transferrd in the liquid and gases from a region of higher temperature.Convection heat transfer occurs partly due to the actual movement of moleclues or due to the mass transfer.
- Heating of milk in a pan.
- In a microwave,the substances are heated directly without any heating moving.
- It is the process in which heat is transferred from one body to another body without involving the moleclues of the medium.Radiation heat transfer does not depend on the medium.
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