includes unconsolidated sediments that are not products of in situ weathering, Regolith and, so, are not part of the regolith. Bedrock Genetically, regolith is dynamic in that it is in a constant state of change, whereas bedrock and sediments are relatively stable. B Sediments Q7-1. The nature of the boundary with bedrock serves to distinguish regolith from sediments. Describe Bedrock the difference in the boundaries between (A) bedrock and regolith and (B) bedrock and sediments in Figure 7-1. Figure 7-1 A. Bedrock overlain by regolith. The bad and the good-A downside B. Bedrock overlain by sediments. of weathering is repainting your home and refurbishing masonry. But there's an upside to weathering, most impor There are two broad types of weather- tantly the production of soil, without ing, (a) physical weathering and (b) which Planet Earth would be barren. chemical weathering