Surface and Groundwater

Water stored below the Earth's surface is called:

• Groundwater
• Bogs
• Water in the ground

What is an underground layer of rock or soil filled with water called?

• Aquifer
• Spring
• Well
• Reservoir

What do we call the land area that supplies water to a river system?

• runoff
• recharge
• watershed
• valley

What do we call water that flows over the ground surface rather than soaking in?

• runoff
• discharge
• recharge
• tributary

Because they have large connected pores, materials such as sand and gravel allow water to pass through.  This is known as 

• Permeable
• Impermeable

The top of the groundwater’s zone of saturation - E

• Zone of Aeration
• Aquifer
• Surface water
• Water table

An area where water (from precipitation or a stream) seeps into an aquifer, adding to the groundwater, is called a

• water table
• recharge area
• discharge area
• runoff

When water goes from liquid at Earth's surface to vapor in Earth's atmosphere, that is called

• condensation
• precipitation
• evaporation
• transpiration

When water in the leaves of plants becomes water vapor in the atmosphere, that is called

• condensation
• evaporation
• precipitation
• transpiration

the percentage of the volume of a rock which consists of empty spaces

• porosity
• permeability
• water table
• percent composition