Difference between geographics and psychographics

Unlike european immigrants, chinese immigrants in the 1800s faced

Religion or was a major factor contributing to the age of exploration? gold god glory grants

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