2006 Category Winners in
Earth Sciences/ Planetary Sciences/ Physical Environments

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First Place: J0613

Kelleghan, Annemarie R. Grade 8, Los Angeles County
Back to Ballona: A Two Year Analysis of Ballona Creek
Advisor: Dr. Thomas Petoskey
School: St. Anastasia Elementary School, Los Angeles

Second Place: J0625

Wathugala, Melanie N. Grade 8, Los Angeles County
War Against Water: Using Electrical Analogy to Study the Resistance to Seepage under Dams with Different Seepage Curtain
Advisor: Mrs. Andrea Acres
School: Ridgecrest Intermediate School, Rancho Palos Verdes

Third Place: J0616

Mitchell, Alden S. Grade 8, San Mateo County
Boiling Points
Advisor: Mrs. Susan Arrington
School: Hillview Middle School, Menlo Park

Honorable Mention: J0620

Simpson, Alec D. Grade 6, Santa Clara County
Avalanches in a Sandpile: How Does Granularity Affect the Angle of Repose?
Advisor: Dr. John C. Howe
School: Bret Harte Middle School, San Jose