Vocabulary: scientific notation, order of magnitude, scale factor
Assignment: Read section 3B pages 149-165 Do exercises 2,3,5acd7a,8a,10,11,29,30,37,38
Notes:
1. Scientific notation makes large and small numbers easier to read
and makes estimation easier without a calculator.
2. One order of magnitude is a power of ten.
3. Scales are expressed in three different ways: verbally, graphically
and with a scale factor.
Skills to be mastered in this section:
1. Converting from scientific notation to decimal notation.
2. Converting from decimal notation to scientific notation.
3. Approximate values using scientific notation.
4. Perform operations on numbers in scientific notation.