Demonstrating the Doppler Effect: Determining the Speed of an Object with Sound
[E]
A Study of Decibel Reduction as Sound Passes through Common Materials
[E]
Active Noise Control Effectiveness - frequencies and distances.
[E]
The Effect of Ocean Acidification on the Acoustic Properties of Water
[E]
Learn about sound and hearing using a decibel meter to compare noise levels in different settings and locations.
[E]
Demonstrate the feasibility of the geolocation of a sound source by simultaneous noise power measurements at different locations.
[E]
Find out if the frequency of a sound wave affects the speed of that sound wave.
[E]
Attenuation of Eight Different Sound Frequencies over Distance through Four Different Materials
[E]
Demonstrate, with a bell jar, that a material medium such as air is needed for transmission of sound waves.
[E]
Which common materials are most effective at soundproofing?
[P]
How Sound Influences Kinetic Energy
[E]
Determine which vowels have the most harmonics
[P]
Determine the relationship between air pressure and sound decibels
[E]
Detecting a Red Light Runner the Easy Way by Using Sound
[E]
Determine which musical instrument has the purest tone through visual image analysis of the digitized sound waves.
[E]
How Accurately Can Direction Be Determined by Animals using Echo Location?
[E]
Testing Sound Decay in Different Gasses
[E]
Test if density of gas affects the amplitude of sound in a jar.
[E]
Determine the relationship between air pressure and sound decibels.
[E]
Measuring Sound Frequencies from Glass Goblets
[E]
The effects of sound barrier design on highway noise attenuation
[P]
Compare sound absorption of acoustical foams
[P]
How the use of different materials affects the bass response of a speaker
[P]
Investigate the Doppler effect for sound
[E]
Measure the speed of sound
[E]
Determine if sound will travel faster in different salinities of water.
[E]
Do acoustic tiles really block sound?
[E]
Investigate standing waves
[E]
Physics of Music Science Fair Projects & Experiments
Musical Instrument Engineering & Construction Science Fair Projects & Experiments