The aim of this activity is to reinforce the relationship between pitch and frequency, and to give some feeling for the...

Classroom Activity 5-11 11-14

So, how is it that you are able to hear the radio playing in all parts of the house or the bacon sizzling or the notes from...

Physics Narrative 5-11

A fundamental property of sound is that it is produced by a source that vibrates. This to and fro motion applies to all sounds...

Teaching Guidance 5-11 11-14