What is sound?
How do you characterize sounds?
Intensity
Frequency
Wavelength
How are sounds made?
How fast does sound travel?
Why does sound get weaker as it moves?
Sound spreading
Sound absorption
How does sound move?
Reflection
Refraction
Scattering
How does sound travel long distances? The SOFAR Channel.
History of the SOFAR Channel
Sound Speed Minimum
Sound Travel in the SOFAR Channel
Sound Channel Variability
How is sound measured?
What units are used to measure sound?
How are sounds viewed and analyzed?
What sounds can we hear?
How do people and animals use sound in the sea?
Sonar
Echolocation
Why do sounds have certain properties?
What are common underwater sounds?
How does sound in air differ from sound in water?
Introduction to Decibels
Introduction to Signal Levels
Cylindrical vs. Spherical Spreading
SONAR Equation
Scientific Method
Scientific Uncertainty
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