What is an example of the electromagnetic force

The carbon granules in the receiver in your telephone changes the sound of your voice into electrical signals. These electrical signals travel through the wires from your home to that of whoever may be on the other side of the line where a magnet in their telephone receiver changes the electrical signals back into the sound of your voice.

your body is trying to warm itself up. or more precisely, sensors in your skin send messages to your brain to generate heat to your body.

organ system-an organ system is a group of organs that work together to perform one or more functions. each does a particular job in the body, and is made up of certain tissues.