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Module 1 Test

Test is Closed Book & Closed Notes.     60 Minute Time Limit.

A. Multiple Choice - Select the best possible answer for the following: 1 point each

1. Which of the following is a measure of mass in the metric system?

a. pounds

b. pints

c. grams

d. liters

2. How many milliliters of soda pop are there in 2 gallons of Pepsi? (1 gal = 3.78 L)

a. 7.56 mL

b. 0.529 mL

c. 529.1 mL

d. 7560 mL

3. In Experiment 1.3, what kind of substance was the vinegar?

a. a weak acid

b. a weak base

c. a gas

d. a catalyst

4. What does the term “kilo” means?

a. 1,000

b. 100

c. 0.01

d. 0.001

5. Which of the following is a measure of length in the metric system?

a. slugs

b. inches

c. kilometers

6. How many grams are there in 10 slugs? (1 slug = 14.59 kg)

a. 145.9 g

b. 145,900 g

c. 1.459 g

d. 685.4 g

7. In Experiment 1.1, to what color did the copper wire turn?

a. orange

b. red

c. purple

d. bluish green

8. Which of the following is not an example of a molecule?

a. water

b. gold metal

c. copper hydroxycarbonate

d. rusting metal

9. Which of the following is a measure of volume in the English system?

a. gallon

b. yards

c. pounds

d. kilometers

10. The length from a man’s elbow to the tip of his outstretched middle finger is called what?

a. a dynamo

b. a meter

c. a cubit

d. a yard

B. True or False - Indicate which of the following are true or false: 1 point each

_____ 11. The smallest stable unit of matter in Creation is a molecule.

_____ 12. Scientists have seen atoms.

_____ 13. 1000 grams is equal to 1 kilogram.

_____ 14. There are 109 basic kinds of atoms in Creation.

_____ 15. Hydrogen atoms and an oxygen atom link together to make a water molecule.

_____ 16. TUMS provided the acid for Experiment 1.3.

_____ 17. Concentration is the quantity of a substance within a certain volume of space.

_____ 18. Weight measures how hard a planet’s gravity pulls on an object.

_____ 19. 200 mL is equal to 0.1 L.

_____ 20. Ozone is not poisonous in high concentrations.

C. Essay - Answer the following in one or two complete paragraphs: 3 points each

21. 57.5 grams of table salt can be broken down into 22 grams of sodium and 35.5 grams of chlorine. Is table salt an atom or molecule? Explain your answer.

22. A metal plaque by the front entrance to our nation’s Capitol in Washington D.C. commemorates the building’s completion in 1826. The plaque is bluish-green in color. What kind of metal is the plaque made of and what is the most probable cause of the blue-green color?

23. 37 meters is 3,700 centimeters long. How long is it in inches? (1 in = 2.54 cm)

24. Ammonia is the active ingredient in many household cleaners? Suppose I were to make up two buckets of cleaner. In the first, I will take 5 cups of ammonia and to that add 45 cups of water. In the second, I will take 5 cups of ammonia and 30 cups of water. Which one contains the more powerful cleaner? Explain your answer.

25. The body of my car has orange rust spots on it. My magnetic screwdriver is attracted to the body of the car, but not to the rusty spots. Explain why this happens.

_____ points earned /35 points total x 100 = _____ %