Drinking Water Quality
Mapping Death
Vocabulary
Acids & Bases
Miscellaneous
100
What is municipal water?
Tap water / City water
100
A disease that is spread by a bacterium in water is _______.
Cholera
100
A liquid substance capable of dissolving other substances is _____.
Solvent
100
On the pH scale ranging from 8-14 is an acid, base, or neutral?
Base
100
What is the name of the tray we use for experiments?
SEPUP
200
What's the difference between tap water and bottled water?
There is no difference because bottled water is basically tap water?.
200
Which continent did cholera begin before coming to Europe?
Asia
200
A heavy, greenish-yellow, incombustible, water-soluble, poisonous gas.
Chlorine
200
Define neutral.
Neither acid nor base.
200
any organism too small to be viewed by the unaided eye, as bacteria, fungi, and algae is _____________.
Microorganism
300
What is distilled water? (be specific)
Water heated to the boiling point, vaporized, cooled, condensed, and collected so that no impurities are reintroduced.
300
What was the name of the Doctor from London that worked to help control the spread of cholera?
Dr. John Snow
300
Define Dissolve.
To lessen the strength of a solution.
300
What is the name of the paper that indicates if a substance is an acid or base?
Litmus paper
300
How do you complete a serial dilution?
1 add it to cup 2 and put 10 drops of water. Repeat process.
400
What is the term for the strength of a solution?
Concentration
400
At which locations was cholera found mostly? (Name at least 2)
Mews, stables, water pumps
400
What is a control?
Something in an experiment that does not change for the use of comparison.
400
Acids turn litmus paper ____ and bases turn litmus paper ____.
Red / blue
400
What would be the parts per million in cup 5 after completing a serial dilution?
1/100,000
500
What is the definition of a sensory threshold?
Lowest detectable sensation / The lowest point at which a stimulus begins to produce a sensation.
500
How is cholera spread?
Waste products and human-to-human contact.
500
Define trade-off
The exchange of one thing for another for a compromise
500
Which of the following is an acid? Rubbing Alcohol Ammonia Buttermilk
Buttermilk
500
What are the names of all the experiments we've done?
Water tasting, Sensory threshold (kool-aid), PPM, Chlorination, Chlorine Test 10 drops of a concentration into cup 1, take 1 drop from cup
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