Name_____________________
Multiple Choice: Choose the best answer for each of the following. Write
capital letters in the blank at the left.
__________1. A vitamin supplement tablet contains 0.06 grams of vitamin C.
How else can this mass be expressed?
A) A) 6 mg
B) 60 mg
C) 600 mg
D) 0.006 kg
__________2. A "kilo" is a slang term for a kilogram, which is equal to 1000
grams. How many milligrams are in five "Kilos?"
A) A) 5000
B) B) 50,000
C) 500,000
D) 5,000,000
__________3. Which of the following is safe to wear in the laboratory?
A) Bulky sweatshirt
B) blue jeans
C) contact lens
D) sandals
__________4. Baking soda should be used to
A) A) neutralize all chemicals
B) clean the lab station
C) neutralize acid spills
D) all of the above
__________5. Which of the following processes makes the purest water?
A) Charcoal adsorption/filtration
B) Sand Filtration
C) Distillation
D) Oil/water separation
__________6. Examine the diagram of the Hydrologic Cycle. Each of the parts
of the diagram has been labeled with a letter. Answer the following questions
based on the diagram.
__________1. Which of the letters represents evaporation?
__________2. Which of the letters represents groundwater?
__________3. Which of the letters represents a process that results in water
that is purified?
__________4. Which of the letters represents the source of drinking water
for most of the residents in <city>?
For each item, circle the better answer.
1. The thickness of a dime is closer to 1 cm or 1 mm
2. The volume of a glass of water is closer to 250 mL or 250 L
3. The diameter of a bicycle tire is closer to 0.8 km or 0.8 m
List THREE indirect water uses needed to put a loaf of bread on your table.
1. ___________________________________________________________________________
2. ___________________________________________________________________________
3. ___________________________________________________________________________
State one advantage of SI units over U.S. units.
4. ___________________________________________________________________________
Name one example of a product that lists SI units on the label.
5. ___________________________________________________________________________
Explain one difference in how water is used in the East and the West.
6. ___________________________________________________________________________
7. What is the volume in the graduated cylinder shown below?_________________
Examine the diagram showing the distribution of the world's water supply. List these six locations according to the categories of gas, liquid, and solid. Then rank these locations from most abundant (1) to least abundant (6). Finally, circle those locations where the water is available as "fresh" water.
Gas
_________________________
_________________________
_________________________
_________________________
Liquid
_________________________
_________________________
_________________________
_________________________
Solid
_________________________
_________________________
_________________________
_________________________
Questions? Comments??
Suzanne Starkey