How did Nicolaus Copernicus influence scientific thought? A. He established three laws about planetary motion.
B. He developed theories about motion and falling objects.
C. He proved Ptolemy’s ideas on the movement of the universe.
D. He argued that the Earth and planets revolve around the sun.

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