Accuracy & Error in Measurements


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In an experiment, the temperature of a solution is measured by a student to be 79 degrees, but the true value of the temperature is 85 degrees. What is the percent error in this measurement?

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1. The word that describes how close a measurement is to the true or accepted value is _____.

2. A student measured the length of a table to be 65 cm, but the table was actually 62 cm long. What was the percent error in this measurement?

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About This Quiz & Worksheet

This worksheet/quiz will test how much you know about accuracy and error in measurement, and it includes several sample problems for you to solve. Questions highlight key areas such as the percent error in a given measurement of temperature and the term for the closeness of a measurement to its true/accepted value.

Quiz & Worksheet Goals

Multiple-choice questions will cover the following:

  • Percent error in a measurement that's off by 3 centimeters
  • Measurement error in milliliters
  • Finding the percent error in a room temperature measurement

Skills Practiced

  • Problem solving - use acquired knowledge to solve error in measurement practice problems
  • Knowledge application - apply what you've learned from the lesson to give the term for a measurement's closeness to the true/accepted value
  • Information recall - access the knowledge you've gained regarding how to calculate the percent error in various units of measurement

Additional Learning

Consider the accompanying lesson named Accuracy & Error in Measurements to learn more about the following:

  • Importance of making measurements that are correct
  • Definition of 'percent error'
  • Percent error sample calculations