1. Sound QUIZ

2. Representing Sound Files Name as many sound files as you can What is a benefit of switching from analogue to digital radio and TV? What does an analogue sound wave look like, compared to a digital sound wave? Why do we only store sound at about 44,100 samples (44.1 kHz)? Sound only exists where there is some form of medium, like air or water, give an example where sound does not exist

3. Answers Some sound files include: MP3, WAV, WMA, FLAC, AIFF, M4A One benefit of switching from analogue to digital radio or TV, is that more stations or channels can be broadcasted. An analogue wave is a wave with smooth curves. A digital wave is made up of blocks. There is no point in storing sound at a better quality than our hearing system can make use of, Sound does not exist in space, as it is a vacuum.