1. EDU 520 Assignment #3: Abridged Curriculum Unit Daniel Barnes and Anita Reviczky Stoddard Presentation Delivery Date = 10/11/2012

3. Put the balance on alevelsurface. Slide all the masses to If the two white lines don’t touch, Rotate the screw under the pan until the white lines do line up. zero.

4. Triple Beam Balance Demonstrator by Daniel R. Barnes, init 9/18/2006 Ok. I get it. That’s enough practice reading the numbers. 413.0 grams

5. 42 mL 44 mL 40.2 mL 402 mL

6. V i = 38.0 mL V f = 47.2 mL  V = V f - V i 47.2 - 38.0 9.2  V = 9.2 mL What is the volume of the crown? Let’s use the displacement method.