CSEF · 2003
Wave Break
Environmental Engineering
Objectives/Goals Our objective/goal was to determine which shape of jetty works the best to prevent shoreline erosion. We believe the straight jetty will reduce the most amount of erosion. M…
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CSEF · 2003
Wavelength Absorption in Liquids
Physics & Astronomy
Objectives/Goals My goal was to use a spectrometer to observe the absorption of the visible wavelengths of light in liquids. My goal was also to determine the amount of light absorption in l…
CSEF · 2003
Weight and Number of Raisins per Ounce in a Box of Cereal
Mathematics & Software
Objectives/Goals I wanted to find out how many raisins are contained in either, Vons Raisin Bran,Total Raisin Bran, Post Raisin Bran, Oatmeal Crisp Raisin Bran, Safeway Select Raisin Bran, a…
CSEF · 2003
What An Impact! How Does Mass and Velocity Affect the Size of an Impact Crater?
Earth Sciences/ Planetary Sciences/ Physical Environments
Objectives/Goals Impact craters are formed when pieces of asteroids, meteors, or debris strike the surface of a planetary body. This project is to find how both the mass and velocity of an i…
CSEF · 2003
What Baseball Brands Bring in the Fans?
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The objective is to determine which of the following Little League baseballs will travel the farthest being hit with the same amount of force: Worth, Rawlings, ProSport, Wil…
CSEF · 2003
What Bone Do Children Break the Most and What Is the Main Cause?
Social Sciences (Junior Division Only)
Objectives/Goals To figure out what bone was broken the most by children and what was the main cause. Methods/Materials The materials: 1. Surveys - that I made on my own and then sent about…
CSEF · 2003
What Color Food Do Hummingbirds Choose the Most?
Zoology
Objectives/Goals The objective was to see what color food hummingbirds prefer. Methods/Materials Four hummingbird feeders were modified using a plastic container,with lids colored red, yello…
CSEF · 2003
What Do Owls Eat?
Zoology
Objectives/Goals My goal was to determine if owls in different areas of California prey on different animals. Methods/Materials I obtained and collected owl pellets from Novato, San Diego, a…
CSEF · 2003
What Do You Know About Genetics? A Study of How Age, Gender, and Educational Level Affect Knowledge of Genetics
Behavioral Sciences
Objectives/Goals The purpose of this research was to determine some of the common misconceptions about genetic knowledge in order to illustrate the need for additional research and expand an…
CSEF · 2003
What Effect Does Substrate Have on Growing Crystals?
Chemistry
Objectives/Goals My project was to determine if different kinds of substrates will make a difference in how fast or good salt crystals will grow. Methods/Materials Label 9 bowls and place in…
CSEF · 2003
What Effect Does Touch Have on the Feeding Habits of Horses?
Behavioral Sciences
Objectives/Goals My objective was to investigate if touch had any effect on horses feeding habits. I have 2 horses of my own and they are always eating from a smooth, large tub, and I was wo…
CSEF · 2003
What Factors Make the Brightest and Longest Lasting Light Bulb?
Materials Science (Junior Division Only)
Objectives/Goals Objective: My project was to find the factors that make up the brightest and longest lasting light bulb. Methods/Materials Materials and Methods: Steel, carbon, and copper w…
CSEF · 2003
What Is the Effect of a Magnetic Field on the Critical Temperature of a Type II Ceramic Superconductor?
Physics & Astronomy
Objectives/Goals My project was to determine the effect of a magnetic field on the critical temperature (temperature at which a superconductor superconducts) of a type II ceramic superconduc…
CSEF · 2003
What Is the Effect of Diet Type on the Amount Blood Pressure Can Be Lowered?
Mammalian Biology
Objectives/Goals To find out if non-vegetarians have their blood pressure lowered more easily than vegetarians. Both groups underwent the same methods for lowering their blood pressure, howe…
CSEF · 2003
What Is the Effect of Exposure to an Electrical Current on the Growth of Escherichia coli?
Microbiology
Objectives/Goals This experiment is designed to test a theory of Dr. Hulda Regehr Clark, Ph.D., N. D., who believes that a battery may be used to destroy parasites within the human body. She…
CSEF · 2003
What Is the Effect of Temperature on the Output of Semiconductor Diodes?
Electricity & Electronics
Objectives/Goals Has one ever wondered why a calculator that has been left in a car out in the sun does not work, whereas the same calculator when cooled to room temperature works again? The…
CSEF · 2003
What Is the Most Productive Pitch for an Electric Generating Prop at Various Wind Speeds?
Aerodynamics/ Hydrodynamics
Objectives/Goals My objective was to find the most productive pitch for an electric generating prop, or windmill, at various wind speeds. I wanted to know which pitch, at which wind speed, w…
CSEF · 2003
What Is the Optimal Dose of NaHCO(3) in a Bupivacaine Intrathecal Labor Anesthetic? Preparing for a Clinical Trial
Pharmacology/ Toxicology
Objectives/Goals The chemical properties of the local anesthetic bupivacaine (a weak base), the physiology of NaHCO3 in the CSF and the clinical literature all suggest adding bicarbonate to…
CSEF · 2003
What Is the Optimum Power of a Solenoid?
Electricity & Electronics
Objectives/Goals The objective is to find the optimum solenoid that will be more powerful and last just as long as the ordinary solenoid. Methods/Materials I took 10 feet each trial of the s…
CSEF · 2003
What Is the Quality of Automated Vending Machine Water?
Materials Science (Junior Division Only)
Objectives/Goals The objective of my project was to determine the quality of automated vending machine water by testing for pH level, water hardness, alkalinity, and free and total chlorine…
CSEF · 2003
What Kind of Foundation Is the Best for an Earthquake?
Structural Capability & Strength of Materials (Junior Division Only)
Objectives/Goals In many places around the world there have been very powerful earthquakes, but the damage repair costs varied a lot. In Prince William Sound, Alaska the damage repair cost w…
CSEF · 2003
What Makes the Best Hearing Aid? Comparing a Tube, Dish, and Horn
Physics & Astronomy
Objectives/Goals I wanted to know how the sound detection ability of a hearing aid is influenced by its geometrical shape. The goal is to measure and compare the sensitivity of three sound c…
CSEF · 2003
What Patterns Are Formed When Number Sequences Are Translated into Different Base Systems and Interpreted in Base-10?
Mathematics & Software
Objectives/Goals The goal of my project was to find and study patterns formed through the translation of the first thirty terms of figurate number sequences into bases-2 through 20 when the…
CSEF · 2003
What Performance Part Will Make My Go-ped Go Fastest?
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals To see what performance part installed on my go-ped will increase acceleration and top speed the most. Methods/Materials On my Super Bigfoot Scooter, I tested an X-Can exhau…
CSEF · 2003
What's Eating You? Forensic Entomology
Zoology
Objectives/Goals The purpose of this project was to determine how long a corpse has been somewhere, depending on the life spans of the insects on the body. Methods/Materials Two cans of Kal…
CSEF · 2003
What's Hiding on Your Kitchen Countertop?
Materials Science (Junior Division Only)
Objectives/Goals To determine which household cleaners effectively disinfect kitchen countertops contaminated with raw ground beef. Methods/Materials I contaminated a kitchen countertop surf…
CSEF · 2003
What's in a Tesla Coil?
Electricity & Electronics
Objectives/Goals To build a functional Tesla coil and to understand how a Tesla coil works. Methods/Materials Using a design found on the internet (http://privat.schlund.de/s/skluge/sub1.htm…
CSEF · 2003
What Types of Pipe Are the Most Earthquake Resistant?
Structural Capability & Strength of Materials (Junior Division Only)
Objectives/Goals My hypothesis is that PEX pipe will be the strongest and copper pipe will break. I think that this is because PEX pipe is really flexible and you can bend it with your own t…
CSEF · 2003
What Variable Changes the Speed of the Tennis Ball the Most and Why?
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals My projects goal was to see which of my 27 variables(strings,racquet weight,and serve type)affected the speed of the tennis ball the most .I also wanted to find ou twhy thes…
CSEF · 2003
What Variables Are Needed to Efficiently Produce the Most Electrical Output from a Darrieus Vertical Axis Wind Turbine?
Aerodynamics/ Hydrodynamics
Objectives/Goals My objective was to determine which design and angle of blades produces the most electrical output from a Darrieus vertical axis wind turbine, using 2, 3, or 4 blades. I bel…