Question

what is an electric current ? What is responsible for it in solids and in liquids

Answer 1

Answer:

An electric current is a stream of charged particles, such as electrons or ions, moving through an electrical conductor or space. It is measured as the net rate of flow of electric charge past a region.

The change from solid to liquid usually does not significantly change the volume of a substance. ... A solid has definite volume and shape, a liquid has a definite volume but no definite shape, and a gas has neither a definite volume nor shape.

Answer 2

Answer:

Electric current is the flow of electric charge .