1. Key Words

2.  In Canada, we use two systems of measurement:  1. Imperial System  2. System of International Units  http://www.youtub e.com/watch?v=DQ PQ_q59xyw http://www.youtub e.com/watch?v=DQ PQ_q59xyw

3.  Most used, but trades use Imperial system  Base Unit: unit of measurement on which other units are based  Base unit for measuring length: meter (m)  Base Unit for measuring Volume: liter (L)

4.  The SI system is based on multiples of 10  We can convert from one base unit to another by either multiplying or dividing by 10  Multiples of base units are indicated by prefixes  Example: centimeter vs meter

5.  How many kilometers is it to Edmonton?  How many meters is that?  Let’s work through more together…

6.  Going from SMALL to Large  1. How many kilograms is 2000g?  2. How many Liters is 100 mL?  3. How many kilometers is 6425m?

7.  Going from LARGE to small  1. How many grams is 2kg?  2. How many meters is 4000km?  3. How many millimeters is 4L?