Which religion did many Chinese people turn to during their years of terrible Civil War after the Han dynasty collapsed?
O Buddhism
O Confucianism
O Daosim
O Christianity

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

Who did the first work in creating vaccines

What do the differing approaches of booker t. washington and w. e.b du bois suggest about their views of american society?