**first to andwer gets ** (i need asap) did the sumer civilizations exist during the paleolithic, neolithic, or bronze age? provide evidence for your answer.

The rulers of the west african kingdoms expanded their lands by

Ascientist performs an experiment where she measures the mass of a piece of metal, pours acid onto the metal, washes the metal, and then re-measures the mass of the metal. the scientist repeats the experiment several times, each time increasing the amount of acid used. the dependent variable in the experiment is the: initial mass of the metal final mass of the metal amount of acid used washing the metal

What organizational decisions made by the first congress are still in effect today?