Analía Bellizzi – Chemistry Classes

Ronald Reagan High School

AS Measurements and Errors Excercices

Measurements and errors exercises

 

  1. Indicate whether each of the following can be determined exactly or must be measured with some degree of uncertainty:

    (a) the number of eggs in a basket

    (b) the mass of a dozen eggs

    (c) the number of gallons of gasoline necessary to fill an automobile gas tank

    (d) the number of cm in 2 m

    (e) the mass of a textbook

    (f) the time required to drive from Orlando to Miami at an average speed of 53 mi/h

  2. Indicate whether each of the following can be determined exactly or must be measured with some degree of uncertainty:

    (a) the number of seconds in an hour

    (b) the number of pages in this book

    (c) the number of grams in your weight

    (d) the number of grams in 3 kilograms

    (e) the volume of water you drink in one day

    (f) the distance from Miami to Orlando