A literacy test is meant to test . A. Whether someone has a high or low IQ b. Whether someone can read and write c. Someone's political intelligence d. Someone's moral character Please select the best answer from the choices provided A B C D

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