Answer each question by selecting the choice that is most correct (there will not be more than one correct answer). Press the Submit button on the bottom of this page to see your score.

1. 5.5234 mL of mercury is transfered to a graduated cylinder with scale marks 0.1 mL apart. Which of the following will be the correct reading taken from the graduated cylinder?
 5.523 mL 5 mL 5.5 mL 5.52 mL 5.5234 mL I don't know.
2. A mile is defined as 5280 feet. How many significant figures does this number have?
 3 The number is exact. 4 I don't know.
3. The number of significant figures in 0.00230300 m is
 3 4 6 9 7 none of these
4. A person steps on and off a bathroom scale 5 times, balancing themselves slightly differently every time. The five weights on the scale are 152.1 lbs, 154.7 lbs, 151.0 lbs, 153.5 lbs, and 152.3 lbs. The average weight, correctly rounded, is
 152.72 lbs 152 lbs 152.7 lbs 153 lbs 152.3 lbs none of these
5. What is the volume of a rectangular strip of wood that measures 10.0 cm x 100.0 cm x 1.0 cm?
 none of these 1000.0 cm3 111.0 cm3 1.00 x 103 cm3 1 x 103 cm3 1.0 x 103 cm3
6. To the correct number of significant figures, (1101 cm - 1091 cm)/2.00 cm is
 5 5 5 5 5 none of these