Question

What causes lightening?​

Answer 1

Answer:

Lightning is an electrical discharge caused by imbalances between storm clouds and the ground, or within the clouds themselves. Most lightning occurs within the clouds. ... This heat causes surrounding air to rapidly expand and vibrate, which creates the pealing thunder we hear a short time after seeing a lightning flash.

Answer 2

Due to friction from winds, clouds mb other and get electrically charged during thunder storm.The upper part of clouds is usually while the lower part of clouds gets usually negative charged.

Sudden movement in cloud causes this electrical charge to discharge in from of.

Hope it will help you.......