I think the answer is D, I could be wrong though
Pollutants is the general term.
Chemical pollutants. Waste pollutants. Chlorofluorocarbons
Answer:
Explanation: Archimedes is especially important for his discovery of the relation between the surface and volume of a sphere and its circumscribing cylinder. He is known for his formulation of a hydrostatic principle (known as Archimedes' principle) and a device for raising water, still used, known as the Archimedes screw.
Answer:
Even if, as Berlin illustrates in a companion table, 100 percent of the African Americans living in the North were free in 1860 (compared to only 6.2 percent in the South), it still is a puzzle to figure out why the majority lived below the Mason-Dixon Line.
Explanation:
Answer:
A. The Tiber River
Explanation:
The Tiber provided a source of fresh water to Romans and was also an important route for trade and transportation.
