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6 Written questions

5 Multiple choice questions

  1. a ratio that specifies how one unit of measurement is related to another unit of measurement
  2. the digits in a measurement that are known with certainty plus one digit that is estimated
  3. a general problem-solving method in which the units associated with numbers are used as a guide in setting up calculations
  4. the determination of the dimensions, capacity, quantity, or extent of something
  5. a numerical system in which numbers are expressed in the form A × 10n, where A is a number with a single nonzero digit to the left of the decimal place and n is a whole number

5 True/False questions

  1. densitya measure of the force exerted on an object by gravitational forces


  2. exact numbera number whose value has no uncertainty associated with it—that is, it is known exactly


  3. inexact numbera number whose value has a degree of uncertainty associated with it


  4. weightthe ratio of the mass of an object to the volume occupied by that object


  5. gram (g)the base unit of volume in the metric system