L1 Summary
Completion requirements
Unit B: Measurement
Summary
Precision and Accuracy
Different measuring tools have different degrees of accuracy. The accuracy of a measurement is determined by how close a measured value is to the actual value.Precision or consistency of the measurement is determined by the smallest increment on the measuring device being used.
Measurement Tools
Every measuring tool has some unique qualities that make it appropriate or inappropriate for a measuring task. The following tools were described:- ruler
- measuring tape
- micrometer
- calliper
- trundle wheel
- measuring spoons
- measuring cups
- graduated cylinder
- beaker
- digital scale
- grocery or infant scale
- multi-purpose scale