No, the speed of sound is not the same when sound waves pass through a solid object compared to when they travel through air. The speed of sound is determined by the properties of the medium through which the sound waves propagate, such as its density and elasticity. Different materials have different densities and elasticities, leading to variations in the speed of sound.
In general, sound waves travel faster through solids than through air. This is because solids have higher densities and greater elasticity compared to gases, resulting in a higher speed of sound. The exact speed of sound through a particular solid depends on the specific properties of that material, such as its composition, density, and stiffness.
For example, in steel, the speed of sound is approximately 5,960 meters per second, whereas in air at room temperature, the speed of sound is around 343 meters per second. This significant difference in speed demonstrates how sound waves propagate much faster through solids than through gases.
It's worth noting that the speed of sound also depends on other factors, such as temperature and pressure, which can influence the properties of the medium and affect the speed at which sound waves travel through it.