G4 presentation! Enjoy...

1. How does the height of water affect the force of friction on a rolling marble? Max Lai Vincent Huang Jacques Van Anh Phillip Huang

3. Presentation of Raw Data

4. Data Analysis and Processing Change in Deceleration of a Rolling Marble due to Changes in the Height of Water Height of Water (cm) ± 0.02 cm Deceleration (ms -2 ) Trial 1 Trial 2 Trial 3 Trial 4 Trial 5 Trial 6 Trial 7 Trial 8 Trial 9 Trial 10 Average 0 0.09 ± 0.01 0.14 ± 0.01 0.08 ± 0.02 0.15 ± 0.01 0.10 ± 0.01 0.12 ± 0.02 0.11 ± 0.02 0.14 ± 0.02 0.17 ± 0.02 0.21 ± 0.03 0.12 +/- 0.06 0.31 0.45 ± 0.05 0.27 ± 0.03 0.35 ± 0.03 0.29 ± 0.02 0.25 ± 0.03 0.28 ± 0.05 0.30 ± 0.03 0.33 ± 0.03 0.27 ± 0.01 0.29 ± 0.02 0.29 +/- 0.09 0.45 0.25 ± 0.01 0.25 ± 0.01 0.21 ± 0.01 0.21 ± 0.01 0.21 ± 0.02 0.21 ± 0.01 0.22 ± 0.01 0.21 ± 0.01 0.21 ± 0.02 0.21 ± 0.01 0.21 +/- 0.02 0.54 0.23 ± 0.02 0.23 ± 0.02 0.24 ± 0.01 0.23 ± 0.04 0.23 ± 0.03 0.23 ± 0.02 0.22 ± 0.02 0.24 ± 0.01 0.24 ± 0.01 0.25 ± 0.03 0.23 +/- 0.05 0.59 0.34 ± 0.06 0.37 ± 0.04 0.33 ± 0.06 0.32 ± 0.09 0.21 ± 0.04 0.36 ± 0.07 0.36 ± 0.03 0.38 ± 0.05 0.33 ± 0.06 0.36 ± 0.07 0.35 +/- 0.08 0.63 0.42 ± 0.03 0.28 ± 0.08 0.43 ± 0.07 0.49 ± 0.02 0.46 ± 0.01 0.28 ± 0.04 0.41 ± 0.02 0.49 ± 0.01 0.48 ± 0.02 0.46 ± 0.04 0.46 +/- 0.07 0.67 0.52 ± 0.01 0.84 ± 0.11 0.53 ± 0.06 0.58 ± 0.05 0.49 ± 0.02 0.55 ± 0.02 0.59 ± 0.03 0.60 ± 0.02 0.48 ± 0.02 0.55 ± 0.03 0.54 +/- 0.09

5. Evaluation and Conclusion