The "investiture controversy" was a conflict between the roman catholic church and

In the united state, a system for interaction between unmarried men and woman that casual dating with the purpose of marriage was called

What were the causes and effects of the war in 1812

Who ever answer first get ! question 1 : which pair of words names two processes for treating water to make it clean? a. aeration, precipitation b. coagulation, refurbishing c. filtration, coagulation d. combustion, aeration question 2: which act did the u. s congress pass in 1972 to protect th nation's water? a. anti-pollution act b. watershed protection act c. clean water act d. nixon act