How long is the Cenozoic era compared with Earth’s entire history? a. Less than 2% of Earth's history
b. About one quarter (25%) of Earth's history
c. More than 90% of Earth's history

The california gold rush: actually had only a small impact on california’s population because its rich farmlands already attracted thousands of new settlers each year. attracted almost equal numbers of men and women. resulted in laws that discriminated against “foreign miners.” made considerable wealth for average miners because gold mining demanded no real investment of capital. hurt the development of san francisco because gold discoveries shifted interest to areas outside of town.

What kind of relationship did the soviet union have with the united states in 1945

How did the industrial revolution give an advantage to industrialized european nations over non-industriallized nations?