Kita kabeh ngerti manawa ana macem-macem warna miturut band sing beda. Cahya minangka gelombang elektromagnetik, miturut dawane gelombang, sing bisa dipérang dadi cahya ultraviolet (1nm-400nm), cahya katon (400nm-700nm), cahya ijo (490 ~ 560nm), cahya abang (620 ~ 780nm) lan cahya infra merah. (700nm a...
Waca liyane