What was unknown in europe before european explorers visited the americans

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

How did the protestant reformation and scientific revolution advance individualism and liberal reforms?

The stamp act: was passed by parliament in 1776 caused the boston massacre was the first direct tax levied by england on the colonists sparked protest in the colonies