9/16/09 Sig Figs & Dimensional Analysis

Today in class:

• Continued with notes and did Sig Figs & Dimensional Analysis.
  
• Handed back the lab. Students should keep their labs in an organized fashion. Everyone will be required to hand in the labs at the end of the year.
  

Tomorrow we will:

• Continue discussion the this introductory unit.
• Do a lab.
  

I strongly suggest students work the sheets from the packet below. Please read and work the sheets appropriate for what we have covered. Additional sheets were added.

The worksheet packet for the first unit is now online. The pages are as follows:
1-3 Significant figures
4 Accuracy & precision
5-6 Physical & chemical changes
7-10 Measurement & Significant figures
11 Classification of matter
12 Pure substances
13 Mixtures
14 Crossword - Building blocks of matter
15 Properties of matter
16-17 Worksheet - Properties of matter
18 Metric system
19 Lab equipment
20 Worksheet - % error
21 Worksheet - Significant figures
22 Worksheet - Dimensional analysis
23 Worksheet - Significant figures
25 - 25 Worksheet - Properties of matter
26 Periodic table
27 - 28 Worksheet & Properties of matter flow diagrams
29 Worksheet -Elements, compounds & mixtures
30 Test one unit outline
31 Worksheet measurement
32 Worksheet - dimensional analysis
33 Worksheet - math overview
34 Worksheet- Properties of matter