Smith sostiene que la libre competencia en un largo plazo es perjudicial, ya que al no haber reglas algunos empresarios se fundirán y habrá más pobreza. Verdadero o falso

Magma forms by partial melting of upper mantle and crust. partial melt means that only a fraction of the available material forms a melt, and that the remainder stays solid. the partial melt rises because of its lower density and ascends through he crust. this is so conclusive mean the answer would be magma igneous rocks or balistic magma.

Radiometric dating of igneous rocks