Weegy: Radon is a source of natural groundwater pollution. User: Which sentence best describes mass movement? A. The downhill movement of animals due to heavy snow in their normal home B. The downhill flow of soil and rock resulting from gravity C. The steady pace of air bouncing off a mountain D. The movement of people from New Jersey to Ohio (More)

Weegy: The lowering of land surface caused by wind User: Water that flows downhill along Earth's surface is called A. cycles. B. beach hydraulics. C. rain. D. runoff. Weegy: Water that flows downhill along Earth's surface is called: RUNOFF. User: The vertical sequence of the layers of soil is called a soil A. family. B. horizon. C. dynasty. D. profile. Weegy: The vertical sequence of the layers of soil is called a soil PROFILE. User: Which of the following climates is most suited for physical weathering? A. Warm B. Cool C. Dry D. Hot (More)