Plants that are rooted on the bottom of the lake but that have stems and leaves rising above the surface are known as
Emergent
The main reason Louisiana is losing much of its coastal wetlands is due to
erosion
An area of the wetlands that provides cover from predators is called
The edge zone
This term means that water is not moving at high speeds through the wetlands
Lentic
As water warms up, the oxygen holding capacity of water
declines
The Lake Waco Wetlands are considered a
Constructed wetlands
This organization is placed in charge of making sure wetlands are not unnecessarily lost
Army Corps of Engineers
Plants that grow largely underwater are known as
Submerged
Texas has lost ______ of its wetlands since the 1600's.
52%
Dissolved oxygen is reported in
Parts per million and milligrams per Liter
Appliances that are more efficient are rated as
Energy Star
If a television watched one hour per day uses 100 watts while in use and 10 watts while idle, how many kilowatts are used in one year?
120.45
The United States is self sufficient in enegy production
False
The factor that does NOT affect the cost of enetrgy is
Ocean currents
According to http://www.epa.gov/fueleconomy/ which of these vehicles has the worst estimated EPA mileage
Toyota Tacoma
According to http://www.epa.gov/fueleconomy/ which of these vehicles has the best estimated gas mileage
Honda Fit
If I drive a Prius that gets 54 miles per galon on the highway and 35 miles per gallon in the city and I drive 500 miles per month on the highway and 200 miles per month in the city, how much do I spend on gasoline each year if it cost $3.00 per gallon?
$540
As the cost of gasoline goes up
Americans buy more fuel efficient vehicles
A major source of heat and cooling loss in your home or school is
Windows and Doors
If a printer uses 10 watts while it is idle, how many hours does it take to consume a kilowatt hour?
100
Acid added to rainfall from industry and automobiles consist of
Nitric acid and Sulfuric acid
The sample in an experiment that is unmodified is called the
Control
A solution is acidic if the pH is below
7
The toxicity of some elements increases as pH
Decreases
A _______ is a number utilized to define a condition or state.
Scalar
The type of aquatic plant we used in this exercise was
Elodea
Buffered lakes are more
Neutral
Naturally occurring carbonic acid is known to be
Mildly Acidic
According to our procedure, the number assigned to a helaty green plant was
4
Replication means
completing the experiment more than one time
Which is typically louder
Jet taking off
Time of day makes no difference in the sound meter reading you would obtain on campus
False
We measure the intensity of sound in
Decibels
Exposure to sound can affgest the human condition by
Hypertension, Hearing loss and Disturbed sleep
Sound begins to become painful when it reaches the level of
130
Sounds at this level for as little as a minute can cause damage to your hearing
110
The lowest level that a human can hear is
0
The level of sound at a typical rock concert would measure approximately
110
Hearing damage caused by one exposure is called
Acute
Being exposed to repeated lod noises over a long period of time is considered
Chronic
A high reading with the turbidity tube means the water has very few suspended materials
True
The Lake Waco wetlands is a ______________ wetlands
Constructed
Excessive nutrients in our water systems lead to algal blooms which result in _______conditions
Hypoxic
We can indirectly measure turbidity with the use of a
Sechi Disk
Wetlands help improve the quality of our water as they remove
Nitrogen and Phosphorus
When measuring turbidty from a bridge far above the water, it is necessary to use the tube rather than the disk
False
The quantity and quality of available water becomes more important as ______________ increases
Human Population
Turbidity readings may differ based on
Eye sight, Cloud cover and Time of day
__________ is the measurement of the amount of suspended material in water.
Turbidity
If the water is too shallow to use the standard turbidity measuring device, we may use a
Turbidity Tube