## Metric Test #3

1. _____ In the metric system, the liter is a unit of a) pressure b) volume c) weight d) length e) none of these.
2. _____ Which of the following is a unit of length in the metric system? a) centimeter b) milligram c) liter d) cubic centimeter e) none of these.
3. _____ The major advantage in using the metric system of measurement lies in the fact that a) it is a decimal system b) it makes use of Latin Prefixes c) its basic unit of volume is approximately equal to one quart d) much larger measurements are possible using the metric system e) none of these.
4. _____ A kilometer is equivalent to a) 10 meters b) 1/10 of a meter c) 1000 meters d) 1/1000 of a meter e) none of these.
5. _____ A milliliter is equivalent to a) a quart b) 1000 liters c) 100 liters d) 1/10 of a liter e) none of these.
6. _____ Which of the following is a unit of heat energy? A) degree b) kilogram c) calorie d) centigrade e) none of these.
7. _____ When a substance has more heat energy than its surroundings it a) tends to absorb more heat b) becomes unstable c) tends to achieve the temperature of its surroundings by heat loss d) under goes a base change e) none of these.
8. _____ Which of the following is used to determine the density of a substance? A) a barometer b) a calorimeter c) ratio of mass to volume d) ratio of area to weight e) none of these.
9. _____ Volume is measured in which of the following units? A) kilometers b) milliliters c) degrees d) calories e) none of these.
10. _____ Which of the following is equivalent to 10 millimeters? A) a meter b) a kilometer c) 1.0 X 102 meters d) 1.0 X 10-3 kilometers e) none of these.
11. _____ 2.50 X 10-3 kilometers is equivalent to which of the following? A) 0.0250 kilometers b) 250 meters c) 2500 millimeters d) 25 meters e) none of these.
12. _____ The amount of heat required to raise the temperature of 10 grams of water 5 degrees centigrade is a) determined by the formula w = q X t b) determined by the formula q = w X t c) about 50 calories d) precisely 500 kilocalories e) none of these.
13. _____ Which of the following is a product of (4 X 104) X (5.4 X 10-7) expressed in exponential notation? A) 2.16 X 1011 b) 2.16 X 10-11 c) 21.6 X 103 d) 2.16 X 103 e) 2.16 X 10-2
14. _____ The meter is the standard unit of length in the a) Decimal System b) Digits System c) English System d) Metric System e) none of these.
15. _____ The length of a piece of cloth 39.37 inches long is a) 1 meter b) 1 yard c) 2.2 feet d) 10 centimeters e) none of these.
16. _____ The area of a piece of wood 7cm X 3cm is a) 21cc b) 21cm c) 21cm2 d) 21 cm3 e) none of these.
17. _____ A unit of measurement that is not a metric unit is the a) gram b) milliliter c) kilogram d) pound e) none of these.
18. _____ On a trip to the moon, an astronaut's mass will a) increase only b) decrease only c) first decrease, then increase d) remain the same e) none of these.
19. _____ The weight of objects is often measured in a) pounds b) calories c) cubic millimeters d) square feet e) none of these.
20. _____ Two units of measurement are required to express a) time b) mass c) length d) density e) none of these.
21. _____ To change 68.37 centimeters to millimeters, multiply by 10 by moving the decimal point a) 1 place to the left b) 2 places to the left c) 1 place to the right d) 2 places to the right e) none of these.
22. _____ A box is 0.50 meters long, 40 centimeters wide, and 50 millimeters high. The volume of the box in cubic centimeters is a) 10cm3 b) 100 cm3 c) 1000 cm3 d) 10,000 cm3 e) none of these.
23. A weight of 45.4 grams is the same as a) 4540 milligrams b) 1 lb. c) 0.0454 kilograms d) 32 ounces e) none of these.
24. _____ A length of 50.8 centimeters is the same as a) 5.08 meters b) 0.00508 kilometers c) 2 inches d) 508 millimeters e) none of these.
25. _____ The weight of 250 cubic centimeters of water is a) equal to the weight of 250 cubic centimeters of ice. b) 0.250 kilograms c) 25 grams d) equal to the weight of 250 cubic centimeters of gasoline. e) none of these.
26. _____ One object weighs 2.5 grams, a second object weighs 0.0025 kilograms, a third weighs 250 centigrams, and a fourth weighs 2500 milligrams. The sum of these four objects is a) 1000 grams b) 100 grams c) 10 grams d) 1 gram e) none of these.
27. _____ The density of a liquid is usually express in a) grams per millimeters b) grams per liter c) cubic centimeters per kilogram d) grams per milliliter e) none of these.
28. _____ The density of mercury (Hg) is 13.6 g/ml. The weight of 20 ml of mercury is a) 0.63 grams b) 1.47 gams c) 20 grams d) 272 grams e) none of these.
29. _____ If 500 ml of a gas weighs 1 gram, the density of the gas is a) 500 ml per gram b) 1 gram per 500 ml c) 2 grams per liter d) 2 grams per ml e) none of these.
30. _____ The density of sulfuric acid is 1.84 g/ml. The volume of 368 grams of this acid is a) 100 ml b) 200 ml c) 368 ml d) 680 ml e) none of these.
31. _____ If specific gravity of a metal is 2.70, the weight of 100 ml of the metal is a) 0.270 kg b) 0.270 g c) 0.027 kg d) 270 kg e) none of these.
32. _____ The price of gold is about 320 dollars per Troy ounce. What is the price in cents per gram? a) 12.9 b) 1028 c) 3505 d) 1005 e) none of these.
33. _____ If oranges were 45 cents/lb how many kilograms of oranges can you buy with \$9.50? a) 6.5 b) 14.4 c) 9.5 d) 4.4 e) none of these.