3. Wednesday, Sept. 18 th : “A” Day Thursday, Sept. 19 th : “B” Day Agenda Collect Vocabulary Crossword Puzzles Collect concept review packets Quick review Chapter 1 Test Movie: “Bill Nye: Pseudoscience” (if time allows) We’ll start Chapter 2: “Matter and Energy” next time…

4. Chapter 1 Quick Review 1.Quantitative observations are recorded using… Numerical Information (Numbers)

5. Chapter 1 Quick Review 2.One cubic centimeter (cm 3 ) is equivalent to… 1 milliliter (1mL) 3. To calculate the density of an object… Divide mass by volume (Mass/volume)

6. Chapter 1 Quick Review 4. Electricity can convert oxygen, O 2, into ozone, O 3. Ozone is called a(n) _____ Allotrope of oxygen 5. The study of matter and changes that occur in matter describe the science of… Chemistry

7. Chapter 1 Quick Review 6.In the reaction Na + Cl NaCl, is NaCl a reactant or a product? Product 7.Gravel is an example of what type of mixture? Heterogeneous

8. Chapter 1 Quick Review 8. A mixture of metals, either solid or liquid, is a(n)… Alloy 9. Two types of pure substances are: Elements and Compounds

9. Chapter 1 Quick Review 10. A phase change, water to steam, is a ______ change. Physical 11. A section of highway is 500 meters long. How many kilometers is this? 0.5 kilometers

10. Chapter 1 Quick Review 12. The density of aluminum if 2.70 g/cm 3. The volume of a piece of aluminum is 3.00 cm 3. Calculate its mass. 8.10 g 13. The density of pure diamond is 3.5 g/cm 3. The mass of a diamond is 2.00 g. Find the volume. 0.57 cm 3

11. Chapter 1 Quick Review 14. The SI base unit for time is… Second 15. Use the periodic table to find the name of the element that has the symbol Ar. Argon

12. Chapter 1 Test  You may use YOUR notes on the test. There are 3 sections of notes.  You can use the stair-step chart, the “Different Types of Matter” graphic organizer and the tables of SI base units and metric prefixes.  You will need your periodic table and a calculator. GOOD LUCK!