Nice! Thank you...:):DVanadium 50 said:The internet is filled with such tables:
http://en.wikipedia.org/wiki/List_of_refractive_indices
http://hyperphysics.phy-astr.gsu.edu/hbase/tables/soundv.html
https://www.nde-ed.org/EducationResources/CommunityCollege/Ultrasonics/Reference%20Information/matproperties.htm
The speed of light and the speed of sound are two different physical quantities that measure the speed at which light and sound travel, respectively. The speed of light is much faster than the speed of sound, with light traveling at approximately 299,792,458 meters per second while sound travels at about 343 meters per second.
According to Einstein's theory of relativity, the speed of light is the maximum speed at which energy, matter, and information can travel in the universe. This is due to the fact that as an object approaches the speed of light, its mass increases and requires an infinite amount of energy to reach the speed of light. Therefore, nothing can travel faster than the speed of light.
The speed of light is measured using a variety of methods, including the time-of-flight method, which measures the time it takes for light to travel a known distance. The speed of sound is typically measured by using an echo to determine the time it takes for a sound wave to travel to a known distance and back.
Based on current scientific understanding, it is believed that nothing can travel faster than the speed of light. However, there are some theories, such as the Alcubierre drive, that suggest the possibility of faster-than-light travel through the manipulation of space-time.
The speed of light and sound have a significant impact on our daily lives. The speed of light allows us to see and communicate with each other through technologies such as the internet and cell phones. The speed of sound also plays a crucial role in communication, as well as allowing us to hear and locate objects in our environment.