RP 33 Ch.4-Ch.6
Explore the Ocean Depths Quiz
Test your knowledge of oceanography and the various physiographic provinces that shape our ocean floors. This quiz covers key concepts from Chapters 4 to 6 of RP 33, providing an engaging way to learn about marine structures, sediment dynamics, and acoustic properties.
Prepare to dive deep into:
- Major ocean bottom features
- The impact of currents and trenches
- Characteristics of eddies
- Acoustic effects of temperature gradients
Select all major physiographic provinces that make up the ocean bottom.
Continental shelf
Ocean basin
Continental ridges
Mid-ocean ridges
______ prevent sediments of continental origin from reaching the ocean basin floor.
Mid-ocean ridges
Volcanoes
Trenches
Currents
Active detection can be "______- limited".
Upper
Bottom
Temperature
Sediment
Increased biological activity generally found along a front will decrease reverberation and ambient noise.
True
False
Warm eddies improve active/passive ranges.
Active
Passive
Cold eddies may last up to ___ years.
3
2 1/2
2
4
The main effect on internal waves on acoustics is the ____ of the depth of the thermocline.
Ft
Oscillation
Resoluteness
Stability
The ___ is defined as the point of maximum near surface temperature.
Thermocline
Surface duct
Mixed layer depth
Sound channel axis
Temperature decreasing with depth represents a ____ temperature gradient.
Positive
Neutral
Mixed
Negative
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