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RP 33 Ch.1-Ch.3

A serene underwater scene depicting sound waves propagating through ocean water, with marine life like fish and whales, and a gradient of light filtering through the water surface.

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

10 Questions2 MinutesCreated by DivingOcean123

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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