| Term | Definition |
|---|
| cold water | more compressible than warm water |
| fresh water | more compressible than salty water |
| pycnostad | layer where density changes slowly, embedded in pynocline & somewhat close to surface |
| mode waters occur in the... | pycnostad |
| mode waters found on... | warm side of strong currents |
| Angular velocity = | 2pi / one day |
| Aspect ratio = | H / L |
| Rosby Number (Ro) = | ∪ / F L |
| Low conductivity ∼ | high density |
| freezing point of seawater ∼ | -1.8° C |
| Isentropic process | entropy remains constant |
| Brunt-Väisälä frequency | N² = -gE where E = 1/p 2p/2z (???? look at notes!) |
| Speed of sound in surface water is high due to | high temperature |
| Speed of sound in deep water is high due to | high pressure |
| Upper layer of ocean | less than 1000m (mixed layer, mode water, pycnocline) |
| Intermediate layer of ocean | 1000-2000m (low sal. in the tropics) |
| Deep layer of ocean | 2000-4000m |
| Bottom layer of ocean | more than 4000m |
| central water = | water in the pycnocline |
| bottom water = | ABW |
| Labrador Sea, Mediterranean Sea, Red Sea, Drake Passage & Okhotsk Sea | sources of intermediate water |
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