2 11. A theory is best described as a a. series of experimental observations. b. generalization that explains a body of known facts or phenomena. c. scientifically proven fact. d. testable statement.
3 2. Which of these statements about units of measurement is not true. a 2. Which of these statements about units of measurement is not true? a. A unit compares what is being measured with a previously defined quantity. b. A unit is usually preceded by a number. c. Measurements can be compared without knowing their units. d. The choice of unit depends on the quantity being measured.
4 2 1. All of the following are examples of units except a. mass. b. kilometer.c. gram.d. ounce.2. Which of these is not an SI base unit?a. kilogramb. secondc. literd. Kelvin
5 3 1. The SI base units for length and time are a. centimeter and second.b. meter and hour.c. centimeter and hour.d. meter and second.
6 2. The symbol mm represents a. micrometer. b. millimeter. c. milliliter. d. meter.
7 4 1. Which of these metric units is used to measure mass? a. m b. mm c. gd. L2. The unit m3 measuresa. length.b. area.c. volume.d. time.
8 5 Convert 6 cm to m using dimensional analysis. How many significant figures are in the number 0.060?
9 Answers & Standards scsh5 1.1 - b 1.2 - c 2.1 - a 2.2 - c 3.1 - d 5.1 – 0.006