What are the lightning?

Linear lightning - a giant electrical spark, very winding, and with many different processes. This lightning is several kilometers long. It usually reaches the Earth: the splits large trees, sometimes killing people. If you fall into the wooden structure, can set them on fire. Linear lightning - a kind of air tube through which a great speed up and down runs an electrical discharge. Most dolgosvetyaschayasya - it raketoobraznaya lightning. It develops very slowly, bit it continues 1 ... 1.5 seconds. With such a prolonged outbreak of the night can be seen, as rock trees, and fly above the Earth, the dark clouds. Another very rare lightning - is bead lightning. She runs across the sky in the form of a continuous, dotted line. Movement "rosary" lightning can be seen with the naked eye.