How is the sound of a whistle different from the sound of an equally loud drum ?

Explanation

To answer the question "How is the sound of a whistle different from the sound of an equally loud drum?", we can break it down into several steps:

### Step 1: Identify the Sounds
- A whistle produces a high-pitched sound.
- A drum produces a low-pitched sound.

### Step 2: Describe the Characteristics
- The sound of a whistle is often described as shrill or piercing.
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