What evidence did mendeleev use to explain how segregaton works?

What impact did indian schools have on native americans ?

Is the weather changing? consider the data of severe weather that includes tornadoes occurring throughout the u. s. over the last four years. compare the severe weather for the last three years. then compare the first three months of 2017 with that data. based on previous years, what might the prediction be for weather during 2017?

Which fundamental right is protected in this excerpt ?