Rhianna has a stream flowing through her farm. The sediment flowing in the stream is usually fine sand. After a storm, the sediment is a mixture of fine sand, coarse sand, and pebbles. What would Rhianna most likely observe?a. no erosion after a stormb. no erosion before a stormc. a lower rate of erosion after a stormd. a higher rate of erosion after a storm

The district of columbia could be eliminated completely if a majority of congress voted in favor of the action. a. true b. false

Distance that the transcontinental railroad covered from omaha to san francisco.

Which is an accurate description of the physical characteristics of poland? its fertile soil is found only along riverbanks, and its mountainous region in the northwest has few mineral resources. it is mostly flat with fertile soil except in the east and northeast, and the mountainous region in the south has large deposits of coal and copper. it is covered with thick forests, and it has large reserves of coal, petroleum, and natural gas. its landscape is dominated by plateaus, mountains, and high ridges, and it has large deposits of sulfur and copper in the northeast.