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3 years 1 monthEdad: 5-7
Level: 1
Idioma: English
(en)
ID: 1774670
06/01/2022
Country code: TH
Country: Thailand
Tema principal: Sound (2011479)
From worksheet author:
Sound becomes quieter as it travels away from source.
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![Loudness of sound Loudness of sound](/sites/default/files/styles/worksheet/public/def_files/2022/1/6/201060451102083491/201060451102083491001.jpg?itok=l3WmE_SD)