Paper I · 4 Geography of India & AP · 4.1.6 Oceanography

4.1.6.3 Temperature of ocean water: distribution and the thermocline

Ocean water is warmest at the surface in low latitudes and cools towards the poles and with depth; the sharp drop in temperature below the warm surface layer is the thermocline.

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  • Standard level
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Key terms

  • ocean temperature
  • specific heat
  • latitude
  • land and water
  • offshore winds
  • upwelling
  • ocean currents
  • enclosed seas
  • thermocline
  • three-layer system
  • isotherms
  • thermal equator

What this note covers

  1. Core factsFoundation
  2. ExplainedStandard
  3. DeeperAdvanced
  4. Mains writingMains writing
  5. Common trapsFoundation
  6. Quick revisionFoundation

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