When a television is on, it produces light and sound. According to the principle of energy conversion, what is happening to the electrical energy it uses?

It is being destroyed by the screen and speakers.

It is being changed into light, sound, and heat energy.

It is being stored inside the television for later.

It is being created by the television's internal power supply.

In the context of an electrical device, what is the best description of "energy conversion"?

The process of creating new electrical energy from a power source.

The process of changing electrical energy into another form, like motion or sound.

The movement of electricity through wires to reach a device.

The method of storing electrical energy inside the device for later use.

To generate the initial electricity for the circuit.

To act as a safety switch that stops the flow of electricity.

To store all the electrical energy that flows from the power source.

To take in electrical energy and change it into a different, useful form of energy.