How does sound get to our ears?
1. Sound waves are caused by vibrations, for example, if you are playing a guitar, the strings vibrate, this is where the sound begins.
2. After this, the particles bump into other particles next to them and so on. Imagine this as dominoes in a line, all falling down.
3. Finally, the particles reach our eardrum, then a message is sent to the brain which registers the movement of particles as sound.
What is amplitude, frequency, wavelength and waveform?
- Amplitude is the distance from half way down the wave to the bottom/top. It is half of the full length of the wave. This represents the loudness of the wave. A smaller…