# Thunder & Lightning

Know that thunder and lightning happen during thunderstorms: lightning is a giant spark of electricity that forms in clouds, thunder is the sound the lightning makes, and we see lightning before hearing thunder because light travels faster than sound

Builds on: Storm Safety (hard, https://ai.page/c/storm-safety/en.md), Cloud Types (hard, https://ai.page/c/cloud-types/en.md)

Concept id: thunder-and-lightning. Subject: science. Licence: CC BY-SA 4.0.

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