Multiple choice

Which one of the following combinations is responsible for higher salinity in ocean water?

  1. High evaporation, high temperature and high rainfall

  2. High evaporation, high temperature and low rainfall

  3. Low evaporation, low temperature and high rainfall

  4. Low evaporation, low temperature and low rainfall
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Ocean salinity increases when water is removed via evaporation and not replenished by precipitation. High temperatures accelerate evaporation, and low rainfall ensures the salt concentration remains high.

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