Property means belonging to someone or something. For example: A property of a purple bin is that the colour purple is owned by the rubbish bin.
Properties of sound means things that can affect sound or can make sound change. A property of sound would be that the volume of the sound can change depending on the distance the sound is from the source.
The task was to experiment with sound and observe what happens with sound when it is further or closer from the source using a sound meter.
LI: to observe the properties of sound.
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