Paheli kept an empty bottle made of plastic inside a refrigerator. After few hours, when she opened the refrigerator she found the bottle had collapsed. Explain the possible reason.

Explanation

**Step-by-Step Solution:**

1. **Understanding the Situation**: Paheli placed an empty plastic bottle inside a refrigerator. After some time, she noticed that the bottle had collapsed.

2. **Analyzing the Conditions Inside the Refrigerator**: When the bottle is placed in the refrigerator, the temperature inside the refrigerator is significantly lower than the temperature outside.

3. **Effect of Temperature on Air Pressure**: The air inside the bottle is at a certain temperature and pressure. When the bottle is cooled in the refrigerator, the temperature of the air inside the bottle decreases.

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