| Science Fair Projects Home |
|
| Physical Sciences |
|
|
| Physics |
|
|
| Sound |
|
|
 Offers 47 experiments of varied difficulty on topics ranging from buoyancy to simple machines.  Science Fair Projects About the Properties of Matter: Using Marbles, Water, Ballons, and More  Sports Science Projects: The Physics of Balls in Motion  Forces and Motion Science Fair Projects: Using Water Balloons, Pulleys, and Other Stuff  Science Fair Success Using Newton's Laws of Motion  Light, Sound, and Waves Science Fair Projects: Using Sunglasses, Guitars, Cds, and Other Stuff |
|
|
||||
|
|
||||
|
Investigate how decreasing the amount of air in a container affects the container's ability to transmit sound.
R
Identify the locations of harmonics on an acoustic guitar and relate them to guitar string lengths. R Which materials carry sound waves best? S Figure out which stringed instrument had the greater loudness. R Explore what happens to air molecules when a trumpet is played and see if the effects of invisible air molecule movement could be made visible. R Can I shatter a glass with sound? R Sound and Matter Experiments R Does sound travel through a wall? R
Interdisciplinary Topic: Sound |
|
|
|
|
|
Learn about sound and hearing using a decibel meter to compare noise levels in different settings and locations.
R
Generate unique sounds with string systems and analyze their wave form and spectrum graphs. R Demonstrate the feasibility of the geolocation of a sound source by simultaneous noise power measurements at different locations. R Find out if the frequency of a sound wave affects the speed of that sound wave. R Attenuation of Eight Different Sound Frequencies over Distance through Four Different Materials R Demonstrate, with a bell jar, that a material medium such as air is needed for transmission of sound waves. R Which common materials are most effective at soundproofing? S Violin Sound Analysis R How Sound Influences Kinetic Energy R The differences between the sounds made by instruments constructed from different materials. R Determine which vowels have the most harmonics S Determine the relationship between air pressure and sound decibels R Detecting a Red Light Runner the Easy Way R Determine which musical instrument has the purest tone through visual image analysis of the digitized sound waves. R How Accurately Can Direction Be Determined by Animals using Echo Location? R Determine why the same notes sound different when played on different instruments, and how these differences can be mathematically characterized. R Testing Sound Decay in Different Gasses R Test if density of gas affects the amplitude of sound in a jar. R Determine the relationship between air pressure and sound decibels. R Measuring Sound Frequencies from Glass Goblets R The effects of sound barrier design on highway noise attenuation S Compare sound absorption of acoustical foams S How the use of different materials affects the bass response of a speaker S What is the effect of woofer orientation on bass response S Investigate the Doppler effect for sound R Measure the speed of sound R Does the type of wood used for a soundboard in stringed instruments affect the way the notes sound? R Determine if sound will travel faster in different salinities of water. R Do acoustic tiles really block sound? R Find out which weight of gauge of guitar string would give the purest tones. S Investigate standing waves R Interdisciplinary Topic: Sound |
|
|
|
|
|
Determine if sound absorption by acoustic foam and similar materials changes with the frequency of sound.
R
Which notes can induce sympathetic vibrations on an "open" string on the piano. R Measure the frequency of the vibrations of a guitar string as the effective length of the string is changed by fretting it. R Investigate which standing wave patterns you can produce on a guitar string by playing harmonics. R Demonstrate the physics behind the concept of constrained layer damping for reducing acoustic emissions. R What Material Makes the Most Resonant Soundboard? R The Effects of Radiation and Viscosity on Sonoluminescence R Demonstrate sound constructive, destructive and cancellation interference capabilities. R Interdisciplinary Topic: Sound |
|
|
|
|
|
Science Fair Projects Resources
R
Physics Resources R Optics Resources R Citation Guides, Style Manuals, Reference R Safety Resources R R |
