Sound: What Is Sound?

The video tutorial explores the concept of sound as a result of vibrations. It begins by illustrating how everyday activities like playing loud music or hitting a drum produce vibrations. The tutorial then explains that sound travels through different mediums such as air, liquids, and solids, using examples like hearing a scratch through a door. Finally, it addresses why sound cannot be heard on the moon due to the lack of a medium like air or atmosphere to carry the sound waves.

What new insight or understanding did you gain from this video?