What is the definition of significant? How is “Digit” used in this phrase?
Scientific Notation Remember how?. The coefficient must be greater than or equal to 1 and less than 10. Must be base 10 The exponent shows the number.
Mathematics Review. Scientific Notation Very important for physics class. –Pay attention! Allows us to write very large or very small numbers in a more.
Math in Chemistry Unit 1B. What is it? Anything that has ______ and ____________ What is volume? _______________________________________ What.
Warm Up 1.What are units for velocity? 2.What are units for acceleration? 3.What is the equation for acceleration? 4.What is the equation for velocity?
Unit 2 Chapter 3 Scientific Measurement. Today… Turn in: Fill out Goal Sheet and turn in (enter scores and calculate grade) Our Plan: Elements Song Review.
Unit 3 (Chp 1,2,3): Matter, Measurement, & Stoichiometry John D. Bookstaver St. Charles Community College St. Peters, MO 2006, Prentice Hall Inc. Chemistry,
Dimensional Analysis
Dimensional Analysis Conversions & Scientific Notation.
Unit 2 Chapter 3 Scientific Measurement. Today… Turn in: Nothing Our Plan: Daily Challenge Scientific Notation, Accuracy, Precision, Error Notes Worksheet.
Metric Units Convert down Decimal Right Convert up Decimal Left Example 1: 5MHz = ? kHz 5000 kHz Example 2: 50 mA = ? A.05 A Unit Example 2: 1.00 dollar.
As You Come In Get out your unit 1 goal sheet, fill it out and turn it in. Grab Unit 2 notes booklet and the worksheet packet. Review symbols cards with.