1. Friday October 10 Objective: Demonstrate proper lab safety techniques. Checkpoint: Record the volume of water (in mL) with the correct number of sig figs: Homework: none 2.59 mL 3

2. Data Tables Quiz Jono wants to see if adding fertilizer to plants will make them grow taller. He will add 5 grams, 10 grams, and 20 grams of fertilizer to plants and measure their height in centimeters (cm). 1.What is the independent variable (IV) of this experiment? 2.What is the dependent variable (DV) of this experiment? 3.Make a data table to hold the values for this experiment. You may use your notes. Amount of fertilizer Height of plants +1

3. Title of data table (the effect of IV on DV) Independent Variable (with units) Dependent Variable (with units) Average (with units) Trial 1 Trial 2 Trial 3 Jono wants to see if adding fertilizer to plants will make them grow taller. He will add 5 grams, 10 grams, and 20 grams of fertilizer to plants and measure their height in centimeters (cm). IV: amount of fertilizer DV: plant height The effect of fertilizer on plant height Fertilizer (g) Plant height (cm) Average plant height (cm) +3

4. Significant Figures 21.5 mL Certain digits Estimated digit

6. Common Lab Equipment Graduated Cylinder Measures Volume: mililiters (mL)

7. Common Lab Equipment Beaker Measures Volume: mililiters (mL)

8. Common Lab Equipment Thermometer Measures temperature: Celsius (°C)

9. Friday Community Time Interview your partner 1.What is your favorite class? 2.What is one thing that is going well in school so far? 3.What is one challenge you are having with school? 4.What are you going to do over the weekend? 5.What is your favorite thing to do outside of school?

11. How to use a Bunsen burner