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Answer:

Inside the guts of a microwave, a device called a magnetron channels electrical energy from a power outlet to a heated filament, creating a flow of electrons that in turn transmits microwaves into the cooking chamber through an antenna

Answer:

Microwaves use radiation as the method of heat transfer.

Explanation:

Radiation refers to heat transfer via electromagnetic waves, such as microwaves. Conduction is heat transfer via direct contact between two objects.

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