`…………………` energy of a falling rain drop changes gradually into their `………………` energy .

Explanation

To solve the question regarding the energy transformation of a falling raindrop, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Initial State**:
- When a raindrop is in the clouds, it is at a certain height above the ground. At this height, it possesses gravitational potential energy due to its position in the gravitational field.

2. **Potential Energy Calculation**:
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