Multiple choice

Where does the sun find its greatest source of water to turn into vapor?

  1. puddles

  2. lakes

  3. oceans

  4. rivers
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Oceans cover more than 70% of the Earth's surface and contain about 97% of the planet's water. Because of their immense surface area and volume, they provide the vast majority of the water vapor that enters the atmosphere through evaporation.

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