another example is an african rhythmic dance where women stomp on grain spread on the ground .in many cutures people dance in religious ceremonies in sudan women dance at funerals to express their sorrow and sadness .this slow mourning dance lasts for seven days.native americans also dance to express their sadness another important occasion for dancing is the new harvest .many cultures around the word perform different harvest dances when the crops are collected.in some countries people dance to make the work go more quikly .one example is the japanese rice planting dance where people move together in the same rythm to bend and rise.their stomping helps separate the grain from the husk .