Rivers
For deposition to happen, ______ must happen first.
What is erosion?
A well must at least meet the _____, if not the well will eventually dry up.
What is watertable?
Most of Earth's freshwater is found in _____.
What are polar icecaps?
A body of water that stores water for human use
What is a reservoir?
the movement of soil and rock from one place to another due to wind and water.
What is erosion?
areas near a body of water where it is easier to grow food due to new soil being deposited
What are floodplains?
Rainforests receive the most rain of all of the biomes in a year. Where would the water table be for these areas?
Near the surface
A drainage pipe that leads the ocean is an example of _____.
What is point-source pollution?
Relationship between porosity and permeability
The higher the porosity, the higher the permeability
the part of the water cycle that moves water through soil so it can eventually reach groundwater
What is percolation?
A sack of sand may be used on the side of a road to prevent flooding from a nearby body of water.
What is a levee?
The _______ contains both water and air and is right above the ________, which is the area that contains only water.
What is zone of aeration? What is zone of saturation?
What are two ways you can conserve water? (not given by text)
Multiple answers
A(n) ________ can be used to generate electricity or for farming. It can also be a source of drinking water.
What is a dam?
The land that supplies water to a river system
What is a watershed?
When a small body of water deposits its load in a shape of a fan under a bigger body of water.
What is a delta?
When there is a fissure in a cap rock and water escapes due to pressure.
What is an artesian well?
_________ can save water when watering plants, since water does not evaporate quickly or is lost by runoff.
What is drip irrigation?
Why is bacteria important for the cleaning of water?
Bacteria uses oxygen in the aeration tank to consume waste dissolved in the water
This type of river has fast flow and deep but narrow channels
What is a rejuvenated river?
In fast moving rivers, heavy sediment, like gold, can be eroded. As it approaches the inside of a river bend, where water flows slower, this type of sediment may be deposited.
What is a placer deposit?
Deposition may also occur because of groundwater. Water may drip down from the ceiling of a cave, taking with it soil and minerals, forming a _____.
What is a stalactite?
What is the relationship between nitrate levels and dissolved oxygen levels in our waters?
They are inversely related. If nitrate levels increase, DO levels will decrease, and vice versa.
Fertilizers entering bodies of water as runoff from farming is known as ____________
What is nonpoint-source pollution?