Search past science fair projects

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.

3401 projects · showing 1861–1890 Physics and Astronomy — clear category filter Clear all

CSEF · 2012

Cell Phones: Friend or Foe?

Electronics & Electromagnetics

Objectives/Goals The objective of my project was to determine how and if levels of radiation emitted by cellphones varied when the phone was recieving a call and a text message. I also teste…

CSEF · 2012

Changing the Speed of Light

Physics & Astronomy

Objectives/Goals The objective was to accurately measure the refraction indexes of different fluids using air as the constant medium and make comparisons. To accomplish this, an apparatus wa…

CSEF · 2012

Drop Zone

Aerodynamics/ Hydrodynamics (Junior Division Only)

Objectives/Goals My project was to determine if the shape of a parachute will have an effect on the amount of time it takes an attached object to fall to the ground. Methods/Materials Three…

CSEF · 2012

Ducted Propeller Efficiency

Aerodynamics/ Hydrodynamics (Junior Division Only)

Objectives/Goals The objective is to determine if a marine propeller operating in a duct is more efficient than one without? If so, how long should the duct be to make it most efficient? Met…

CSEF · 2012

Efficiency Study of Wind Turbine Blade Design

Aerodynamics/ Hydrodynamics (Junior Division Only)

Objectives/Goals To determine which blade pitch is most efficient for wind turbine blade design in a high wind area. Methods/Materials By using three identical wind tunnels, I was able to te…

CSEF · 2012

Electromagnetic Propulsion Systems: Railguns

Electronics & Electromagnetics

Objectives/Goals The objective of this experiment is to determine which of three rail compositions (copper, brass, or aluminum) would fire a projectile from a rail gun the furthest distance.…

CSEF · 2012

Five Channel Open Source Multimeter

Electronics & Electromagnetics Second Award

Objectives/Goals Often, when working with electronics, one needs more than one multimeter. Which takes up more space on the bench, can be expensive , and requires one to have more back up ba…

CSEF · 2012

Gauss Magnetic Linear Accelerator

Electronics & Electromagnetics

Objectives/Goals My project is to determine if the amount of neodymium magnets and the amount of chrome ball bearings affect the speed at which the last ball bearing is going. Methods/Materi…

CSEF · 2012

Got Connection

Electronics & Electromagnetics

Objectives/Goals The purpose of this project is to test which material will block a satellite signal the strongest. Also, to see if a material can increase the signal#s reception. This proje…

CSEF · 2012

Hydroelectric Generator

Electronics & Electromagnetics

Objectives/Goals My objective is to build a hydro electric generator and test it to find out the relationship between the heights of the water and the amount of electricity generated. Method…

CSEF · 2012

Laser Induced Fluorescence

Physics & Astronomy

Objectives/Goals to find the wavelength that chromium 3+, alumina, and neodymium fluoresce at in different concentrations in pure glass. Also to find the cause of the green glow observed in…

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