Curated OER
Are Our Chemical Measurements Accurate or Precise?
What is the difference between accuracy and precision? This instructional activity has students define the terms accuracy and precision, and compare bulleye diagrams to find examples of both. Students analyze given data and determine the...
Curated OER
Measuring for Chemistry: Moles, Compounds, and Conversions
Through a station rotation activity, scientists complete 9 chemistry activities to complete this interactive worksheet. Concepts include molar masses, percent composition, accuracy vs. precision, mass of an object, scientific notation,...
Curated OER
Molarity Labs I & II $ III
In this molarity lab worksheet, students write down the process they took to determine the molarity of a given sample of a solution of salt. They also make two particular molar solutions in the lab and show their calculations. They answer
Curated OER
What Can We Measure About Chemicals?
In this measurement worksheet, students read about accuracy of measurements as compared to the precision of measurements. Students answer four precision problems and solve four accuracy problems.
Curated OER
What Can We Measure About Chemicals?
In this measuring chemicals instructional activity, learners investigate measurements of an aluminum slab including the length, width, height, mass, volume and density. They do the same for a piece of aluminum foil and they compare their...
Curated OER
Measurements and Their Uncertainty
In this measurements worksheet, students fill in 10 blanks, determine if statements are true or false, match 6 terms with the appropriate definitions, and solve 2 problems. Topics include converting to scientific notation, identifying...
Other
Artel: Lab Report 4: Defining Accuracy, Precision, and Trueness
This maker of precision instruments presents this solid article on the topic of accuracy and precision. Great discussion of types and sources of error, and quality control.
Other
Plan to Learn: Kinematics 1: Speedometer Cubed Lab (Physics)
Determine the speed of an object using three different methods and to compare the accuracy and precision of the results of each method.