What is water called that is found on Earth's surface?

Water that flows over the land and has not been absorbed into the ground is called?

A net work of connected rivers and streams is called?

All the land area that drains into a river system is called?

Fresh water found below the Earth's surface is called?

Soil and rock layers with spaces for water to pass through is called?

Rock, soil, or gravel that holds water is called

The boundary between the zone of saturation in an aquifer and the zone of aeration is called?

A hole dug into an aquifer to reach groundwater is called?