document.write(" "); document.write(" "); document.write(" "); document.write(" "); document.write(" "); document.write(" "); document.write(" "); document.write(" "); document.write(" "); document.write(" "); document.write(" "); document.write(" "); document.write(" "); document.write("
Question?
"); document.write("What unit is used to measures sound?"); document.write("

Highlight below for"); document.write(" answer
["); document.write("Decibel"); document.write("]
Click here for Quiz Trainer
"); document.write(" "); document.write(" courtesy of worldsbrainiest.com

");