What happens when river water meets the sea water

Explanation

### Step-by-Step Solution:

1. **Understanding the Composition of River Water and Sea Water**:
- River water is primarily a colloidal solution, which means it contains fine particles (like clay) suspended in water.
- Sea water, on the other hand, contains a variety of dissolved salts and electrolytes (like sodium, chloride, magnesium, etc.).

2. **Meeting Point of River and Sea Water**:
- When river water flows into the sea, they meet at a specific point where the fresh water from the river interacts with the saline water of the sea.
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