Calcular la energía potencial de un saltador de trampolin si su masa
es de 60 kg y está sobre un
trampolin de 14 m de altura sobre
la superficie del agua.

Ghana, first of the great medieval trading empires of western africa (fl. 7th–13th century). it was situated between the sahara and the headwaters of the sénégal and niger rivers, in an area that now comprises southeastern mauritania and part of mali.

Truehope this : )