electricity

A scientist in a white lab coat stands behind a large fish tank with an…

A woman in a striped dress walks over to a lamp and turns it on. She…

A boy and a girl stand in front of a chalkboard. The boy rubs a small…

An electric current is applied to a compass and the needle moves.…

A man and a little girl walk into a room and sit behind a table. The…

A hand holds a plug and points to it. A white light bulb is twisted out…

An adult man and a young girl sit at a table and conduct an electricity…

A woman sits down on a couch. A man in glasses is already sitting on…

A young boy settles down into bed. He then reaches up and turns on the…

shots of water flowing out of a dam. Panning shot of electrical pole…

A man walks over to a lamp, turns it on, and sits in an armchair. A…

A boy plugs in a wall light fixture and it turns on. A girl and a man…