A(n) experiment is a research method in which the experimenter produces abnormal-like behavior in laboratory participants and then conducts experiments on the participants.

Describe two reasons that cities developed along rivers during the industrial revolution. for full credit, your response must be at least 2 complete sentences.

Which environmental change allowed people to travel by land between asia and north america a.human apaption to arctic environments b.the introduction to horses to north america c.the formation of ice sheets on land d.a rise in ocean temperatures

During he 1840s, more americans than british settled in the oregon country. how do you think this settlement influenced negotiations with the british over the territory