The sound sensor can be a useful tool in getting your program to interact with the outside environment.
Just like the other blocks we've used so far, the sound returns a value between 0 and 100. It is simply a measure of how loud the area around the sensor is, and it is not a microphone.
In this recipe we are going to explore the sound sensor by making the cat make a meow sound when a loud noise is detected by the sensor. To prepare for this, all you need to do is open a new Scratch file.
Here are the steps we'll need to get this going: