38,465 real projects from ISEF, the Canada-Wide Science Fair, JSHS, AJAS, the Calgary Youth Science Fair and the California Science & Engineering Fair — searchable by meaning, and filterable by fair, year, category and award.
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The objective of this study is to determine the dynamic behavior of a structure and how to passively control the vibrations. Or else stated as: how would damping affect the…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The objective of the project was to see how temperature affects a rubber band's elasticity. The hypothesis was the heated (130 degree Fahrenheit) rubber bands would be most…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The purpose of this project is to find out exactly how much energy friction exerts on the motor. It was hypothesized that friction should constitute most of the resisting en…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The purpose of this experiment was to determine if the tying of a typical fireman's rescue knot using a static kernmantle rescue rope would cause a tensile strength reductio…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals My project was to see if the repetitive impact of a 10 degree Titanium Driver on a Titleist Pro V1 golf ball would knock the ball out of balance. Methods/Materials I took tw…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals My main objective was to create an isodynamic resisting force provided for the user wishing to "arm-wrestle" my machine. I wanted the resisting force to be constant at every…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals Our experiment was to determine what used cooking oil would run a lawn edger the longest. we thought that it would be the Wesson Pure Corn oil. Methods/Materials The only va…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The purpose was to determine the overall strength of three suture techniques used in wound repair: the simple interrupted, horizontal mattress, and vertical mattress stitche…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals Material failure prediction would revolutionize modern engineering. Currently, scientists and commercial systems are unable to measure the impact of stress and, most importa…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals This project is an endeavor to discover the relationship between the amount of pressure put in the tank of an air cannon and the distance that the projectile flies. In my ex…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The objective of this project is to determine if propane is a cleaner and more efficient energy source than gasoline for an internal combustion motor. Methods/Materials I co…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals I wanted to determine how the amount of air pressure in a soccer ball affects the distance the soccer ball travels in the air when kicked and what is the optimum pressure fo…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The objective of this project is to examine how CDs are protected against scratches and markings. The error correction mechanism is pre-studied before this project. Methods/…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals My objective is to test wood and unreinforced masonry for the amount of energy that passes through to determine which is a better building material for earthquake resistance…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The title of our project is #At what angle does the mechanical advantage of a bicycle disappear in comparison to running?# Our purpose is to discover the effects of slopes o…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The objective of my project was to measure how much torque in newton-centimeters was required to turn a lag screw in a block of wood as the diameter of the screw, the depth…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals My objective was to find out how different barrel lengths will effect the accuracy of different types of paintballs. Methods/Materials Materials: 1 paintball marker 3 barrel…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals My objective was to determine whether or not the 16 pound bowling ball was better than the lighter bowling balls and to determine whether or not a hook is better than a ball…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals Is the #harmonic# motion of a pendulum affected by friction? If so, does weight help resist the friction? Can a mathematical formula be developed to determine the damping fa…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals Several accounts of the Roman siege of Syracuse in 213 BC, including those of Zonaras and Tzetzes, describe a weapon of immense power, one capable of setting entire fleets o…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals "How will changing the temperature of a 0.68 paintball projectile (or in the case of the control, leaving it unaltered) affect its accuracy?" was the essential question that…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The purpose of the project was to find the optimum length of a paintball marker barrel that would yield the most precise fire possible without reducing projectile velocity.I…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The goal of this project was fo find out whether or not different lubricants had an effect on the accuracy of an airsoft rifle. An airsoft gun is a realistic, non-lethal, sh…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals Suspension serves two purposes in a car, it use an energy absorbent material that supports the weight of the body and flexes freely to absorb harsh blows in the road (How su…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals The overall objective of my project is to develop a realistic and fully functional flight simulator for the craft known as the Hiller Flying Platform. A fundamental goal is…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals Objective: Find out what effect pressure (PSI) has on the bounce height of a ball. Hypothesis: I predict that as you add more air pressure into a ball, the ball will bounce…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals I like playing golf and often wondered why the length of a club affects the distance the ball travels. It feels like the longer clubs just have more power when I swing them!…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals My project was to find out if there were any disadvantages to using pulleys to lift weight. I think when you use more pulleys it gets easier to lift a certain amount of weig…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals My project is based on discovering which golf ball spins the most after being hit from a 50-60 yd chip shot.I took 5,round,dimpled golf balls with different cores.I chose Th…
CSEF · 2005
Applied Mechanics/ Structures & Mechanisms/ Manufacturing
Objectives/Goals My project was to evaluate how different sling lengths and counterweight masses affect the distance a trebuchet throws a ball. My hypothesis was that a trebuchet would shoot…