How does a coal power plant wgenerate electricity?

Coal plants produce electricity by burning coal in a boiler to produce steam. The steam that is produced, under tremendous pressure, flows into a turbine, which spins a generator to create electricity.

The correct option is B. A medium refers to a material that are used to create a work of art. Artists use media to create work of art in order to communicate their ideas. Some examples of media are oil paint, tempera, emulsion, water colour, pastel, fresco, acrylic, marble and bronze. For sculpture, there are two types of medium, hard and soft medium.