Heat Transfer

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What is heat transfer?

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Heat transfer is the movement of thermal energy from one object or substance to another due to a difference in temperature.

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What are the three main types of heat transfer?

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The three main types of heat transfer are conduction, convection, and radiation.

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What is conduction?

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Conduction is the transfer of heat through direct contact between materials.

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Can you give an example of conduction?

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An example of conduction is when you touch a hot stove and feel the heat on your hand.

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What is convection?

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Convection is the transfer of heat through the movement of fluids (liquids or gases).

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Can you give an example of convection?

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An example of convection is when warm air rises and cool air sinks, creating a circular motion.

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What is radiation?

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Radiation is the transfer of heat in the form of electromagnetic waves, such as light.

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Can you give an example of radiation?

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An example of radiation is feeling the warmth of the sun on your skin.

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How does heat transfer occur in a frying pan on a stove?

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Heat transfer occurs through conduction as the stove heats the pan directly.

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What happens when you walk on hot sand?

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When you walk on hot sand, heat is transferred to your feet through conduction.