WorksheetsWatersheds
Total questions: 15
Worksheet time: 9mins
What is another word for watershed.
drainage basin
lake
stream
divide
What is a watershed?
an area where there are not a lot of trees and lots of floodplains
all the major rivers in the USA
•An area of land in which all the water that enters it, drains into a common body of water
process by which water cycles through the Earth
How is a watershed defined?
by inhabiting biotic factors
Gravity, enables rivers to flow
by the length of the rivers within
Topography, highest point
How would you describe a divide?
a large expanse of trees
a river crossing a valley within a watershed
Highest point of an area that separates two watersheds
Mountain range
Headwaters are the....
stream or tributary that forms the source of the watershed
rough rapids on the transition zone of the watershed
Select all the aquatic features of a watershed.
Delta
Tributary
Aquifer
Floodplain
Select all the terrestrial features of a watershed.
Transition Zone
Source Zone
Floodplain
Headwaters
How are watersheds characterized?
area, vegetation, soil type, slope,
area, soil type, size of tributaries, vegetation
soil type, slope, source zone, vegetation
Source zone, transition zone, headwaters, area
What are two things that happen to rainfall, specifically having to do with its function within the watershed?
runs downhill across the land to join a river
turns to ice
evaporates
Percolates to join groundwater
Why is it important to know the soil type and type of vegetation within a watershed?
Because it is what it is
Just cause it is important
To determine the type and distribution of available nutrients in the soil of the area
Soil type impacts whether water will runoff or infiltrate
Name some of the ways in which humans impact the watershed.
Livestock/cropland
Impermeable surfaces and runoff
Pollution
Logging
Why do dams negatively impact watersheds?
creates electricity for the human population living within the watershed
Inhibits the distribution of nutrients down stream
disconnects fish population allowing for new species to arise
prevent pollution from going down stream
Give an example of a sub-watershed.
A tiny water shed off to the side
A pond in between the source of the watershed and the floodplains
The streams flowing into the Mississippi River
A source pond flowing into a tributary that eventually flows into the river
Give an example of a major divide in the USA
Small hills
Mountains
Mainland Divide
Eastern Continental Divide
The water cycle and watersheds are directly associated with one another.
True
False
