Learning objectives

• Distinguish between units and dimensions
• Convert dimensioned quantities from one unit to another
• Work with commonly occurring dimensions and their units: time, length, mass, velocity, acceleration, force, energy, and power

Before class

• See pages 2-8 on units and unit conversion
• See Kaplan’s notes for the difference between units and dimensions
• Get familiar with the basic physical dimensions
• Select two cool, unusual, or significant units from the Dictionary of Units of Measurement and write about them in Piazza.
• Figure out how to use Google Search to easily do unit conversions
• Ponder these, these, these, and these problems.
• Keep working on R.
• Main points of the lesson.

In class

• Use Google to convert units
• Work problems on units and dimensions.
• Tackle energy related problems