Vibrations - How is sound produced? , Pitch - What do we call high and low sounds? , Telephone - Alexander Bell invented this. , Ears - Which part of our body do we use to hear? , Louder - Bigger vibrations produce .......... sound. , Higher - Faster vibrations produce ....... sounds. , Decibel - What unit is sound measured in? , Tambourine  - A percussion instrument. , Listen - What we have to do to hear music. ,

Year 4 Physics - Sound Crossword

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