Lentic and Lotic Water Systems

What is an estuary?

• A little body of water.
• water in a gaseous form.
• Places where fresh water and streams flow into the ocean.
• the presence of an unwated msterial in a given place.

An area of land from which a river get its water is a(n)

• flood plain
• watershed
• mountain
• divide

Most of Earth's fresh water will be found here.

• rivers and lakes

• groundwater

• ocean

• ice caps

Lancaster County is in this watershed

• Potomac
• Mississippi
• Chesapeake Bay
• Colorado

What percentage of our planet is freshwater?

• 97%
• 3%
• 2%
• less than 1%

What percentage of our planet's water usable, accessible drinking water?

• 97%
• 3%
• 2%
• less than 1%

Where is most of the usable, accessible freshwater located?

• rivers
• lakes
• groundwater

What is a watershed?

• Land that collects and channels water froma small body of water to a larger body of water
• The shape of the land determined by elevation
• A natural stream of water of considerable  volume
• A river and all its tributaries

Water stored below the Earth's surface is called:

• Groundwater
• Bogs
• Water in the ground

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

• runoff
• discharge
• recharge
• tributary