a low lying land area that is covered in water a large part of the year
What is a wetland?
100
a curve in a stream
What is a meander?
100
the stage of the water cycle when water slowly seeps into the ground through tiny spaces between sediment particles
What is infiltration?
100
a type of pollution in which a body of water becomes rich in nutrients
What is eutrophication or nutrient pollution?
100
a rapid change in ocean temperature with depth
What is a thermocline?
200
The river basin in which we live.
What is the Cape Fear River basin?
200
The place in a straight stream where water moves most rapidly.
What is in the center?
200
Porous water-saturated layers of underground rock
What are aquifers?
200
Name at least two examples of point source pollution.
What are dumping of industrial waste, water from sewage treatment facilities, illegal dumping, and hazardous chemical disposal (e.g. nuclear waste), and heat (i.e. from a power plant)?
200
A rapid change in density with depth
What is a pycnocline?
300
The type of soil most likely to cause flooding.
What is clay?
300
All rivers ultimately empty into _____________.
What is the ocean?
300
Sketch a column of the ground showing the zone of saturation, water table, and zone of aeration.
See board.
300
Name at least two examples of non-point source water pollution.
What is agricultural runoff (pesticides, fertilizers, manure), acid rain, and runoff from subdivisions.
300
The temperature (in Celsius) at which the density of water is greatest...
What is 4 degrees Celsius?
400
The percentage of water on Earth that is SALT water.
What is 97%?
400
The river that holds more water than all the other rivers of the world combined?
What is the Amazon?
400
The only EFFECTIVE way to protect groundwater.
What is to prevent contamination?
400
An example of a way to decrease photosynthesis in plants at the bottom of a body of water
What is block sunlight with sediment pollution or add nutrients that cause algal blooms that block the light?
400
If a beaker of water is heated from 5 degrees C to 25 degrees C, what happens to the density of the water?
What is the density of the water decreases (the volume increases)?
500
The TWO major reasons that wetlands are important. (You must name both to get the points!)
What are the wetlands filter out pollutants and they act as a nursery for baby fish?
500
The name for where the river starts and where the river ends.
What is the head (where it starts) and the mouth (where it ends)?
500
Two examples of sources of groundwater contamination.
What are hazardous waste dumps, leaking sewer pipes, landfills, pollution on the surface that has infiltrated down, etc?
500
reasons that thermal pollution kills fish
What is the water can't hold as much oxygen when it's warm, animals adapted to a particular temperature can experience thermal shock, etc?
500
The global conveyor belt moves heat from __________ to ____________.
The global conveyor belt moves heat from THE EQUATOR to THE POLES.