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...
Science Education Resource Center at Carleton College
Serc: Density of a Penny
Students learn how to measure the volume and mass of an object and use that to compute density. They will then use that density to talk about experimental errors and accuracy of measurements.
Illustrative Mathematics
Illustrative Mathematics: N q.a.3: Dinosaur Bones
The purpose of this task is to illustrate through an absurd example the fact that in real life quantities are reported to a certain level of accuracy, and it does not make sense to treat them as having greater accuracy. Aligns with N-Q.A.3.