All the waters on the earth's surface, such as lakes and seas, and sometimes including water over the earth's surface, such as clouds.

The entire geographical area drained by a river and its tributaries

Smaller streams and rivers that flow into a main river

Water that moves across the land surface and into streams and rivers

Downward movement of water through soil.

Water above the surface of the land, including lakes, rivers, streams, ponds, floodwater, and runoff.

Does not contain any saltwater and can be rivers, lakes, streams, ponds, and wetlands

Water held underground in the soil or in pores and crevices in rock.

Huge, slow moving sheets of ice

Penetrable; porous; allowing liquids or gas to pass through

Impassable, not allowing liquids or gases to pass through

A body of rock or sediment that stores groundwater and allows water to flow through it.

The level below which the ground is saturated with water.

An area or ridge of land that separates waters flowing to different rivers, basins, or seas.

A large floating mass of ice detached from a glacier or ice sheet and carried out to sea.

Hydrosphere

River Basin

Tributaries

Runoff

Infiltration

Surface Water

Freshwater

Groundwater

Glaciers

Permeable

Impermeable

Aquifer

Water Table

Watershed

Iceberg