SOME NATURAL PHENOMENA
1.Definition: Lightning is a natural electrical discharge of very short duration and high voltage between a cloud and the ground or within a cloud.
2.Observation: It manifests as a bright flash of light and a loud sound known as thunder.
1.Electric Pole: Sparks on an electric pole when wires become loose.
2.Plug Socket: Sparks when a plug is loose in its socket.
Ancient people misunderstood lightning, attributing it to the wrath of gods.