Oracle
Sound travels faster in water than in air. Answer true or false.
Answer
true
- comparison conditions
- Representative ordinary conditions: air near room temperature at atmospheric pressure and liquid water; exact speeds vary with conditions.
- sources
- pmel.noaa.gov, cosmicopia.gsfc.nasa.gov, en.wikipedia.org, encyclopaedia britannica, 'speed of sound': sound travels about 343 m/s in air at 20°c and about 1,480 m/s in water at 20°c, roughly 4-5 times faster in water than in air, ndt resource center - speed of sound in various media (https://www.nde-ed.org/physics/sound/reflectrefract.xhtml) and standard physics reference tables (crc handbook of chemistry and physics), both giving speed of sound in air ~343 m/s vs. fresh water ~1480 m/s at 20°c, nist engineering metrology toolbox / standard acoustics references: speed of sound in water is approximately 1480 m/s versus approximately 343 m/s in air at 20c, because water's much higher bulk modulus more than compensates for its higher density, giving a higher sqrt(bulk modulus / density)., nist/engineering toolbox reference data on the speed of sound in fluids: sound travels at approximately 343 m/s in air and approximately 1480 m/s in water, confirming sound is faster in water than in air., nist/noaa physical acoustics references: speed of sound in water (~1480 m/s at 20°c) is about 4.3 times the speed of sound in air (~343 m/s at 20°c), consistent with standard physics textbooks (e.g., halliday, resnick, walker, fundamentals of physics)., nist/standard acoustics reference: speed of sound is ~343 m/s in air (20°c) and ~1480 m/s in fresh water (25°c), because water's much higher bulk modulus outweighs its higher density in v = sqrt(b/rho), nist/standard acoustics references (e.g. nist engineering statistics / physics textbooks): speed of sound in air ~343 m/s at 20°c vs. speed of sound in water ~1480 m/s at 20°c, confirming sound travels faster in water than in air due to water's higher bulk modulus and density ratio., nist/standard acoustics references (e.g., nist engineering toolbox / physics textbooks) state the speed of sound in water at ~1480 m/s versus in air at ~343 m/s at room temperature, so sound travels faster in water than in air, nist/standard acoustics references and physics textbooks (e.g., encyclopaedia britannica, noaa) state sound travels at ~343 m/s in air (20°c) versus ~1480 m/s in fresh water (20°c), because water's higher bulk modulus/density ratio gives a much higher speed of sound than air, nist/standard acoustics references: speed of sound in air at 20°c is ~343 m/s, while speed of sound in fresh water at 20°c is ~1481 m/s, roughly 4.3x faster, because water's higher bulk modulus outweighs its higher density in the sound-speed formula sqrt(k/rho)., nist/standard physics reference (e.g., nist speed of sound tables; encyclopaedia britannica 'sound'): speed of sound in water ≈ 1480 m/s at 20°c vs. in air ≈ 343 m/s at 20°c, nist/standard physics reference values for speed of sound: air ~343 m/s at 20°c (nist engineering toolbox / standard acoustics textbooks), water ~1480 m/s at 20°c (noaa/standard acoustics references) — water's higher bulk modulus relative to its density gives a higher sound speed than air., nist/standard physics reference values: speed of sound in air at 20°c ≈ 343 m/s; speed of sound in fresh water at 20°c ≈ 1480 m/s (water is denser but much less compressible, and its bulk modulus dominates, giving a higher sound speed than air), nist/standard physics reference: speed of sound in air ~343 m/s at 20°c; speed of sound in water ~1480 m/s at 20°c, nist/standard physics references (e.g. nasa/nist acoustics tables): speed of sound in water (~1480 m/s at 20°c) exceeds speed of sound in air (~343 m/s at 20°c), because sound propagates faster through denser, less compressible liquids than through gases., nist/standard physics references on speed of sound: ~343 m/s in air (20°c) vs ~1480 m/s in water (20°c) — sound travels roughly 4x faster in water than in air due to water's higher density and bulk modulus/stiffness., nist/standard physics references: speed of sound in air ~343 m/s at 20°c; speed of sound in fresh water ~1480 m/s at 20°c, noaa national ocean service, 'how fast does sound travel?' (oceanservice.noaa.gov) - speed of sound in air is about 343 m/s, in water about 1,480 m/s, noaa national ocean service, 'how fast does sound travel?' (oceanservice.noaa.gov/facts/sound.html) - states sound travels roughly 4.3x faster in water (~1500 m/s) than in air (~343 m/s), noaa national ocean service, 'how fast does sound travel?' (oceanservice.noaa.gov/facts/sound.html) — states sound travels about 1,480 m/s in water versus about 343 m/s in air, noaa national ocean service, 'how fast does sound travel?' (oceanservice.noaa.gov/facts/sound.html): sound travels about 1,480 m/s in water versus about 343 m/s in air, roughly 4.3x faster in water., noaa national ocean service, 'how fast does sound travel?' (oceanservice.noaa.gov/facts/sound.html): sound travels about 4.3 times faster in water (~1,480 m/s) than in air (~343 m/s) because water is denser and less compressible., noaa national ocean service, 'how fast does sound travel?' (oceanservice.noaa.gov/facts/sound.html): sound travels about 4.3 times faster in water (~1500 m/s) than in air (~340 m/s), noaa national ocean service, 'how fast does sound travel?' (oceanservice.noaa.gov/facts/sound.html): speed of sound in water is about 1,480 m/s versus about 343 m/s in air at 20c, because water's higher stiffness (bulk modulus) outweighs its higher density in the wave-speed relation., noaa national ocean service, how far does sound travel in the ocean? (https://oceanservice.noaa.gov/facts/sound.html); noaa fisheries, understanding sound in the ocean (https://www.fisheries.noaa.gov/insight/understanding-sound-ocean)., noaa national ocean service, how far does sound travel in the ocean? https://oceanservice.noaa.gov/facts/sound.html, noaa ocean service, 'how far does sound travel in the ocean?' (https://oceanservice.noaa.gov/facts/sound.html), which states 1500 m/s in water versus 340 m/s in air., oceanservice.noaa.gov, sanctuaries.noaa.gov, science.gsfc.nasa.gov, standard acoustics physics references (e.g., nist/engineering handbooks): speed of sound in water at 20c is approximately 1481 m/s, versus approximately 343 m/s in air at 20c, because water's much higher bulk modulus more than compensates for its higher density in the formula v = sqrt(b/rho)., standard physics reference (e.g. nist/engineering acoustics textbooks): speed of sound in air ≈ 343 m/s at 20°c; speed of sound in water ≈ 1480 m/s at 25°c, roughly 4x faster because water is far less compressible than air despite its higher density., wikipedia, "speed of sound" (https://en.wikipedia.org/wiki/speed_of_sound): at 20 c sound travels at 343 m/s in air and 1481 m/s in fresh water, www.britannica.com
Work
- pinnedblocks 26,083,601 to 26,083,901 to · on Ethereum mainnet
- answered74 of 74 agreed70 needed
#1770truefrom pmel.noaa.gov
#204truefrom oceanservice.noaa.gov
#858truefrom oceanservice.noaa.gov
#29trueNIST/standard physics references on speed of sound: ~343 m/s in air (20°C) vs ~1480 m/s in water (20°C) — sound travels roughly 4x faster in water than in air due to water's higher density and bulk modulus/stiffness.
#1275truefrom oceanservice.noaa.gov69 more
- signed
by the attester 0x5598…2982usable until
Checking the signature in this browser.
- typed data
- the exact bytes a consumer verifies, as JSON
- attester
- 0x5598aa9146215bc13eb26f2c692ad1461fd32982
- signature
- 0x50ac06e68d5fe0ac1d27cda407d6a070d6064422d3228c7a9a8b5b9f163e3ce70a3d4e0f0301d17917034cdb20c1e65038be82017874e8d21c88b0a87d8ec95a1b
- question hash
- 0x63683c47e445766ad5c85e4f6eb1efa3af12b50aa760a6f6bd3149c606809277
- answer type
- bool
- consumer
- none named; signed for the zero address
- scored
1 batch queuedon Ethereum mainnet
- scores
- settled, waiting for the batcher