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 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 |
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Which materials carry sound waves best?
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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 |
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Which common materials are most effective at soundproofing?
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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 |
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What Material Makes the Most Resonant Soundboard?
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The Effects of Radiation and Viscosity on Sonoluminescence R Demonstrate sound constructive, destructive and cancellation interference capabilities. R Interdisciplinary Topic: Sound |
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