Question

select the correct answer. soil erosion is the wearing down of soil. this map provides data on the rate of soil erosion in the united states for a given year. what trend does the map show? average annual soil erosion by wind and water on cropland and crp land a. soil erosion rates are high across the united states. b. soil erosion rates are low across the united states. c. soil erosion rates are uniform across the united states. d. soil erosion rates vary across the united states.

Explanation:

The map shows different colors (representing soil erosion rates) across the US, indicating variation. Option A claims high rates everywhere, B low everywhere, C uniform rates—all incorrect. D states rates vary, matching the map's data.

Answer:

D. Soil erosion rates vary across the United States.