Ocean Currents and Their Driving Factors

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Questions and Answers

Which factors drive oceanic currents?

  • Water density differences, tides, and salinity
  • Wind, temperature, and salinity
  • Temperature, salinity, and tides
  • Wind, water density differences, and tides (correct)

What units are used to measure oceanic currents?

  • Miles per hour and knots
  • Meters per second and knots (correct)
  • Meters per second and kilometers per hour
  • Kilometers per hour and miles per hour

What are tidal currents?

  • Currents driven by water density differences
  • Currents caused by wind
  • Currents influenced by temperature and salinity
  • Currents created by the rise and fall of tides (correct)

Where are tidal currents strongest?

<p>Near the shore and in bays and estuaries along the coast (C)</p> Signup and view all the answers

What can strong tidal currents reach in terms of speed?

<p>Eight knots or more (B)</p> Signup and view all the answers

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