A simple method is already available and it's called a speaker-you can also use it as a microphone.
Like a microphone?
The device which convert mechanical energy in to electrical energy is "Dynamo".
Sound energy is actually a mechanical energy.
Electrical generator: A device for converting mechanical (kinetic) energy into electrical energy.
a Thermocouple
Thermocouple
generator or alternator
A battery
No, a cell in biology is the basic structural and functional unit of a living organism. However, in electrical terms, a cell is a device that can convert chemical energy into electrical energy, such as in a battery.
A battery is a device that can convert electrical energy into chemical energy for storage. In a battery, chemical reactions occur that release energy in the form of electricity when needed.
the difference between a electric motor and a generator.Motor- is a device or equipment which convert electrical energy to mechanical energy.Generator- is a device or equipment which convert mechanical energy to electrical energy.
generator