Name Date Class THE INTERNATIONAL SYSTEM 3.2 OF UNITS

1 Chapter 3 Scientific Measurement57 Section ReviewObjectives List SI UNITS of measurement and common SI prefixes Distinguish between the mass and weight of an object Convert between Celsius and Kelvin temperature scalesVocabularyPart ACompletionUse this completion exercise to check your understanding of the concepts and termsthat are introduced in this section. Each blank can be completed with a term, shortphrase, or INTERNATIONAL SYSTEM of UNITS (SI) is a revision of the There are SI base UNITS . In SI, the base of length is the . space taken up by a cube that is 10 cm on each edge.

2 A measure of the pull of gravity on an object mass is its . The mass of one cubic centimeter at 4 C is one . Scientists commonly use UNITS of temperature, the degree and the The and the are common UNITS of INTERNATIONAL SYSTEM ofUnits (SI) meter (m) liter (L) weight kilogram (kg) gram (g) temperature Celsius scale Kelvin scale absolute zero energy joule ( J) calorie (cal)Name _____Date _____Class _____THE INTERNATIONAL SYSTEM OF Pearson Education, Inc., publishing as Pearson Prentice Hall. All rights 7/9/04 3:25 PM Page 5758 Core Teaching ResourcesPart BTrue-FalseClassify each of these statements as always true, AT; sometimes true, ST.

3 Or never true, SI base unit of mass is the decigram is 100 times smaller than a SI unit of volume is derived from the unit of are six basic SI UNITS of CMatchingMatch each description in Column B to the correct term in Column of heat that raises thetemperature of 1 g of pure water by 1 capacity to do work or to produce SI unit of unit of SYSTEM of measurementbased on the metric unit commonly used in SI unit of that measures the pull of gravity on agiven point on the Kelvin scale equal to base unit of scale on which the freezingpoint of water is

4 And its boilingpoint is scale that sets the freezing pointof water at 0 and its boiling point at 100 of how hot or cold an object isColumn SYSTEM of UNITS (SI) _____Date _____Class _____ Pearson Education, Inc., publishing as Pearson Prentice Hall. All rights 7/9/04 3:25 PM Page 58 Chapter 3 Scientific Measurement59 Part DQuestions and ProblemsAnswer the following in the space is the volume of a board that measures cm by cm by cm? boils at 20K. What is the boiling point of hydrogen on the Celsius scale? is the symbol and meaning of each prefix?

5 _____Date _____Class _____ Pearson Education, Inc., publishing as Pearson Prentice Hall. All rights 7/9/04 3:25 PM Page 59