{"conversations": [{"from": "user", "value": "Per qu\u00e8 l'oce\u00e0 \u00e9s blau?"}, {"from": "assistant", "value": "\u00c9s perqu\u00e8 hi ha una Dispersi\u00f3 Rayly, que \u00e9s la disspersi\u00f3 de la llum per part\u00edcules que s\u00f3n m\u00e9s petites que les longituds d'ona de llum."}, {"from": "user", "value": "No ho sabia, gr\u00e0cies."}, {"from": "assistant", "value": ""}]}