1. Conversions and Dimensional Analysis
A.K.A. Factor-Label

2. Conversions
Ratio of equivalent measurements

3. Dimensional Analysis… What is it?
Converting a known quantity into an unknown quantity using conversion factors
Using units to help you get to the answer
Steps:
What is the known/given quantity?
What is the unknown quantity?
What conversion factors do I know to help?

4. Example
How many yards are equivalent to 75 inches?

5. Practice
Convert 5.5 km to m.
Convert 3.4 x107 mg to kg.

6. Complex Conversions Convert 75 m/sec to km/min.
Convert 42.1 cm3 to m3.

7. Practice with Complex Conversions
Convert 15 m/sec to km/hr.
Convert 12 m3 to mm3.

8. Practice! Convert 43nm to km. Convert 31g/L to kg/cm3.
Convert 40cm3 to m3.