Science Fair Ideas - Physics

• Air craft flight and wing shape
• Do metals conduct heat equally well?
• How does energy travel from one place to another?
• How do magnets work? How are they made? 
• How do rainbows form?
• Can eggs withstand a greater force from one direction than from others?
• How strong are nylon fishing lines? 
• How strong are plastic wraps? 
• Which type of light bulb produces the most light? 
• Musical instruments and the scientific principles behind them 
• Light reflection and refraction.
• How do prisms work?
• Design and build a refracting or reflecting telescope. See our Sun Gun.
• Do all objects fall at the same speed?
• Compare various fuels and the energy produced
• Cuckoo clocks - how can a period of the pendulum be increased to keep time accurately? 
• What is air pressure? What is water pressure and its use in rockets?
• How do gears make work easier
• Build an efficient solar furnace 
• How do different kinds of lenses bend light?
• How can the intesity of light be measured?
• Which materials can be charged with static electricity? 
• Which battery lasts the longest?
• What affects the pitch and volume of sound?
• How would you measure the velocity of sound? 
• The principles and factors effecting the efficiency of electric motors
• Factors affecting voltage, amperage, and resistance in electric circuits?
• How does Radio work?
• Design and build an automatic recording weather device. Test it over a period of time. Perhaps a good PICAXE project?
• Design and build a refracting or reflecting telescope. See our Sun Gun.
• Build a model solar system with levitating planets
• Lunar Lander game - use nothing but air to steer a spaceship to safety
• Heat transfer; convection, radiation and conduction
• Stopping heat loss with insulation
• Renewable energy
• Design and construct a solar panel
• Bike Indicator - A put a computer chip on your bike
• Design an energy efficient home 
• Determine the accuracy of various thermometers.  Perhaps a good PICAXE project?
• How much heat is required to raise the temperature of various substances by an equal amount? 
• Experimental exploration of the photoelectric effect 
• Experimenting with electron diffraction 
• Observations of magnetic permeability of different materials 
• Seeing magnetism in a bottle reveal the invisible "strings" that pull magnets together!
• A study of radiation patterns from different antenna types 
• Index of refraction of liquids versus temperature 
• Index of refraction of liquids versus amount of additive 
• Factors affecting sound propagation 
• Factors affecting sound dampening 
• Crime Scene Investigation our award winning CSI course requires some applications of physics
• A study of infrared qualities of certain solutions.  Perhaps a good PICAXE project? 
• Laser Wars! - Play a combat game in broad daylight instead of in the dark! See the Terminator!
• Observational orbit determination of comets, meteors or other minor planets 
• The effect of solar activity on radio propagation 
• The identification of elements in the solar and stellar spectra