Distinguish between the precision and the accuracy of a
Determine the number of significant figures in a measurement.
Express the result of a mathematical operation to the proper
decimal place (addition and subtraction) or to the proper number
of signification figures (multiplication and division).
Be able to round off measurement to a specified number of
Convert a very large or very small number to scientific notation.
Carry out mathematical operations with numbers expressed in
scientific in notation.
Select and apply technology tools for research, information analysis,
problem-solving, and decision-making in content learning.
Measurement is the collection of quantitative data. The
proper handling and interpretation of measurements are
essential in science. Measuremnts contain a unit
and some inherent error.
This unit discusses ways to recognize, estimate and
report the errors that are always present in measurements.
Lesson I: Accuracy and Precision
Lesson II: Significant Figures
Lesson III : Significant Figures and Calculated Quantities
Lesson IV: Scientific Notation
Standard Title: NUMERIC PROBLEM SOLVERS (3.3)
Students use numeric operations and concepts to describe, analyze, disaggregate,
communicate, and synthesize numeric data, and to identify and solve problems.