What does "five cracks" mean?

What do the five elements in fortune telling mean?

The five elements in the eight characters refer to fire, water and earth in Jin Mu, representing five different magnetic fields in the universe; We ancient people changed the nature we saw into golden wood fire, water, earth, forest is wood, sun is fire, mountain is earth, river is water, sword and axe are gold. Wood fires, fire produces soil, soil produces gold, and gold produces water. aquatic wood is the opposite; Mu, Tuke water, water, Huo and Jin Kemu are the same; The five elements stress balance; The five elements can also represent five directions, namely, east, south, middle palace, west and north. Represents the five internal organs: heart, liver, spleen, lung and kidney; Represents five colors: wood is green, fire is red, soil is yellow, gold is white, and water is black; The ancients compared the universe to Tai Chi, which was divided into Yin and Yang, and Yin and Yang were divided into five elements. This method is also applicable abroad.