The delay occurs because light travels much faster than sound. The flash of light from lightning reaches the observer’s eyes almost instantaneously, while the sound takes longer to travel through the atmosphere, resulting in a noticeable delay between seeing the ...
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The speed of sound in a medium is influenced by factors such as temperature, density, and elasticity of the medium.
The speed of sound varies among different media depending on their properties and states. For example, it is faster in solids compared to liquids, and faster in liquids compared to gases.
The speed of sound in air is 331 m/s at 0°C and 344 m/s at 22°C.
Generally, the speed of sound decreases as we transition from a solid to a gaseous state in a medium.