By the end of this unit students will be able to:

  • Know the metric base units for time, temperature, length, mass, and volume.
  • Identify and use SI prefixes (mega, kilo, deci, centi, milli, micro, nano).
  • Describe the difference between accuracy and precision.
  • Read measurement devices in the laboratory environment and estimate to the correct digit.
  • Determine which digits in a measurement are significant. 
  • Set up a line graph, placing the independent and dependent variables on the appropriate axis.
  • Convert small decimals and large whole numbers to scientific notation and vice versa. 
  • Round a calculated value to the appropriate number of significant figures.
  • Use the formula for percent error including identifying the actual and experimental values.
  • Label all answers with the proper unit.
  • Solve the density equation for density, mass, and volume.

Explore Density, Mass & Volume at PhET

Video: Metric & Double Conversions

Video: Scientific Notation

Video: Operations with Scientific Notation

Video: Unit Conversions with Cubed Units

Video: Dimensional Analysis