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### Chapter 2: Data Analysis

Section 2.1 Units of Measure
1. Define SI base units for time, length, mass, and temperature.
2. Explain how adding a prefix changes a unit.
3. Compare the derived units for volume and density.

Section 2.2 Scientific Notation and Dimensional Analysis
1. Express numbers in scientific notation.
2. Use dimensional analysis to convert different units of measure.

Section 2.3 How reliable are measurements?
1. Define and compare accuracy and precision.
2. Use significant figures and rounding to reflect the certainty of data.
3. Use percent error to describe the accuracy of experimental data.

Homework
##### Section 2.2 Scientific Notation and Dimensional Analysis
 8/23/2016 p. 33 16 a,b,c,d (5 pts) 8/29/2016 p. 32 12 a,b,c,d,e,f,g,h & 13 a,b - 10 problems (5 pts) 8/29/2016 VIDEO LINK for Tyler Dewitt on Sig Figs - great help for your homework on scientific notation 8/29/2016 ROUGH DRAFT OF COMPLETE LAB REPORT - Put the three procedures from last week together in one type written report. Anyone's paper I grade tomorrow in front of the class will be able to be redone for full credit and turned in on Wed. If the report I grade has no deductions, that student has full credit and has no homework tomorrow. 8/29/2016 LINK for my lab procedures that I gave to my students last year. This is a good model for doing your written procedure. 9/7/2016 Practice Quiz Ch 2 (handout) 1-5 only (5 pts) 8/31/2016 p. 32 14 a,b,e,f (5 pts) 10/3/2016 Practice Quiz Ch 3, 2 problems 14-26 (5 pts) 9/30/2016 Quiz Ch 3 problem 1-13
##### Section 2.3 How reliable are measurements?
 8/19/2016 Textbook p. 895 6 k,l,m,n,o,p,q,r,s,t,u 11 problem (5 pts) Directions: For each problem write:      (a) original number;      (b) the number of sig figs;       (c) rule used to figure sig figs; 9/7/2016 Practice Quiz Ch 2 (handout) 1-5 only (5 pts) 8/18/2016 Text book p. 895 6 a,b,c,d,e,f,g,h,i,j - 10 problems DIRECTIONS:   Write (a) original #; (b) rule used to figure sig figs; (c) # sig figs 8/18/2016 VIDEO LINK - Tyler DeWitt's video "Why are significant figures important?" - I played this video in class today and you took notes on it. 8/18/2016 VIDEO LINK - learning sig figs with "Counting Sig Figs the Easy Way" - as I introduced it in class today after we watched the Tyler DeWitt video. 8/18/2016 LINK - for "Counting Sig Figs The Easy Way" - today's handout, which was used in my video above. 10/3/2016 Practice Quiz Ch 3, 2 problems 14-26 (5 pts) 9/30/2016 Quiz Ch 3 problem 1-13
##### Section 2.4 Representing Data
In Class Assignments
Lecture Notes
Standards
Tests and Quizes
Tutorials
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