Which describe bedrock? Check all that apply.

consists of solid rock
lies below the soil layer
does not contain weathered rock
forms from decomposed material
is the source of mineral fragments that make up soil

There is an area in idaho named craters of the moon where most of the ground is covered with basalt, adark gray, igneous rock with no visibl crystals. what can you infer about the geographical history of the area?

When a septic tank backs up a goes in to clean it out

In which reaction is precipitation occurring?