RP 33 Ch.1-Ch.3
Sound and Ocean Dynamics Quiz
Test your knowledge about sound transmission and its behavior in oceanic environments. This quiz dives into the physics of sound in water, including key concepts such as wavelength, speed, and external factors influencing sound propagation.
Prepare to challenge yourself with topics such as:
- Speed of sound in water
- Effects of environmental factors
- Biological sound production
Sound requires a _____ for its transmission.
Elastic medium
Reliable source
Direct channel
Solid medium
Wavelength is equal to _____ over _____.
Sound speed, volume
Absorption, frequency
Sound speed, frequency
Frequency, sound speed
The speed of sound in the ocean is a function of water _____, _____ & _____.
Pressure, volume, salinity
Temperature, salinity, pressure
Temperature, salinity, volume
Source, medium, detector
The decrease in pressure in water is referred to as _____.
Absorption
Scattering
Propagation loss
Volume loss
The conversion of some ____ energy to ___ is referred to as ____ loss.
Mechanical, heat, absorption
Thermal, reverberation, bottom
Mechanical, electrical, absorption
New, old, no
_____ is caused by various scatterers or reflectors in the ocean such as fish.
Frequency reverberation
Volume reverberation
Absorption
Bottom scattering
In theory, ____ should be directly related to seafloor roughness.
Temperature
Rocks
Bottom back scattering
Bottom forward scattering
Deep-sea ambient noise measurements have been made over a frequency range from below 1Hz to about 100Hz.
True
False
Sea state is a critical factor in _____ & _____ detection.
Passive, forward
Active, backwards
Active, passive
Propagation loss, active
Whales produce a variety of sounds in a frequency range from ____ to ___.
15-35
12-60
20-36
25-36
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