When Max Koch opened a bottle of homebrew beer one afternoon in Göttingen, Germany, he wasn’t just cracking open a drink. He ...

detailing how vibrations create sound waves that travel through different mediums like air, water, and solids. It explains key concepts such as frequency and amplitude, demonstrating how sound ...

The “Helmholtz resonator” concept explains the frequencies of sound produced by clapping the hands together in different configurations.

trumpet the sound from the trumpet comes from a vibrating column of air created by buzzing lips of the trumpeter A sound wave is a longitudinal wave. When an object vibrates it produces a ...

If the sound wave reaches our ears and our brains then we hear the sound. They also explain that sound needs something called a medium to travel through and Fran repeats a famous experiment by a ...

Sound is a vibration that travels through air as a wave. These waves are created when an object moves back and forth, compressing and decompressing air molecules. The frequency of these vibrations ...

5. Encourage students to think about other kinds of energy that travel in the form of waves (e.g. sound, light). Explain to students when a train whistle screams, the sound they hear has moved ...