Artificial rain can be caused by spraying charged dust particles over clouds. Discuss.

Explanation

To understand how artificial rain can be caused by spraying charged dust particles over clouds, we can break down the process into several key steps:

### Step-by-Step Solution:

1. **Understanding Cloud Composition**:
- Clouds are made up of tiny water droplets that are suspended in the air. These droplets are colloidal in nature and can carry a specific charge.

**Hint**: Remember that clouds consist of tiny water droplets that can behave like colloids.
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