Question

question 9 which sphere is primarily involved when rainwater absorbs into the ground? biosphere lithosphere hydrosphere atmosphere

Explanation:

The hydrosphere includes all water on Earth's surface and underground. Rainwater is part of the hydrosphere, and when it absorbs into the ground, it is still part of the water - related processes within the hydrosphere. The biosphere is related to living organisms, the lithosphere is the solid part of the Earth (rocks, soil), and the atmosphere is the layer of gases surrounding the Earth.

Answer:

C. Hydrosphere