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A boy hears an echo of his own voice fro...

A boy hears an echo of his own voice from a distant hill after one second. The speed of sound in air is 350 m `s^(-1)`. What is the distance of the hill from the boy?

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To solve the problem of finding the distance of the hill from the boy, we can follow these steps: ### Step-by-Step Solution: 1. **Understand the Problem**: The boy hears an echo of his voice after 1 second. This means the sound travels to the hill and back to the boy in that time. 2. **Identify the Variables**: ...
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