Significant Figures
THE METRIC SYSTEM
Uncertainty In Measurement
Chapter 2
Accuracy and Error Accuracy - a measure of how close your measurement is to the accepted value. How close are you to the Bulls Eye!!! It does not matter.
WARM UP8-26-13 Agenda Quiz Unit 1 Notes Unit 1-4 WS Unit 1 Density Work on online HW Homework Aug 28 – Online HW unit 1 Aug 31 - Test review WS Sept 2.
PRINCIPLES OF CHEMISTRY I CHEM 1211 CHAPTER 1
WHY DO WE USE THE METRIC SYSTEM? Almost all other countries are using the metric system Scientists need a universal way to communicate data (SI.
Chapter 2 “Scientific Measurement” Standards for Measurement Accuracy vs. Precision Significant Figures.
CHAPTER 3 NOTES Scientific Measurement. Measurement Qualitative measurements give results in descriptive, nonnumeric form. (Red balloon, tiny animal)
Chemistry Chemistry – the study of the composition of substances and the changes that substances undergo.
Uncertainty in Measurement
