1. Chemistry CP

2. Lab Safety Test 12341234 Pen or Pencil Half Piece of Binder paper (Name, Date, Period, and Title) Lab Safety Rules Phones off or on silent (put away in backpack) Backpack should be put underneath your desk Ask ME if you have any questions!

3. Units of Measurement in America (NB) Answer the following in your notebook: What unit of measurement would/do we use to measure: 1.Height of a person? 2.Height of a building? 3.Distance from Charter Oak High School to Disneyland? 4.Distance from your seat to the door? 5.Weight of a person? 6.Weight of an elephant?

4. Units of Measurement in America (NB) Answer the following in your notebook: What unit of measurement would/do we use to measure: 1.Height of a person? Feet and inches 2.Height of a building? Stories (10 feet= 1 story) 3.Distance from Charter Oak High School to Disneyland? Miles 4.Distance from your seat to the door? Feet 5.Weight of a person? Pounds 6.Weight of an elephant? Tons (1 Ton= 2000 pounds)

5. What is Chemistry? Chemistry is the study of the transformations, properties, structures, and compositions of atoms and molecules.

6. How Do “Measure” Chemistry? Metric System International System of Units Scientific Notation Significant Figures Dimensional Analysis

7. Metric System 12341234

8. 12341234

9. Metric System International System of Units (SI) 12341234 Length – meter (m) Mass – gram (g) Volume – liter (L or l) Time – second (s) Temperature – Celsius (C) or Kelvin (K) Amount of substance – Mole (mol)

10. Metric System International System of Units (SI) 12341234

11. Metric System Prefixes 12341234 Metric UnitsPrefixSymbol 1,000,000,000,00010 12 teraT 1,000,000,00010 9 gigaG 1,000,00010 6 megaM 1,00010 3 kilok 10010 2 hectoh 10 dekada 0.110 -1 decid 0.0110 -2 centic 0.00110 -3 millim 0.00000110 -6 micro μ 0.00000000110 -9 nanon 0.00000000000110 -12 picop

12. Conversion Factors(NB) 12341234 *Helps to switch from one unit to another unit.

13. Conversion Factors(NB) 12341234 Conversion Factors for Meters 1 km = 1000 m 1 hm = 100 m 1 Dm = 10 m 10 dm = 1 m 100 cm = 1 m 1000 mm = 1 m 3. Will the Conversion Factors be the same for liters? Yes! 1 kL = 1000 L 1 hL = 100 L 1 DL = 10 L 10 dL = 1 L 100 cL = 1 L 1000 mL = 1 L

14. Conversion Factors(NB) 12341234

15. Homework 12341234 Metric System Conversions Worksheet 1. Complete Both Sides 2. Show Your Work using dimensional analysis/unit analysis