Which group was usually found working in mines in indian territory

How did german physicist werner heisenberg's uncertainty principle shake beliefs in newtonian physics?

Which of these terms describes the agreement between abraham and god that forms th foundation of the jewish religion?

Chief justice earl warren stated, “separate educational facilities are inherently unequal.” what did the use of “inherently” imply about segregation? 1/ by its very definition, it cannot be equal. 2/ it is an integral part of american society. 3/ based on its meaning, separation is a natural inclination. 4/ it was intended to be a state right, not a national mandate.