What is the problem with calling this period the "Dark Ages"?

The clergy comprised the wealthy first estate, with members of noble descent in particular having a great deal of power. what was the score of the clergy’s wealth

How was apartheid practiced in south africa

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