Sound Intensity Values Sound Intensity Values (for a 1000 Hz tone) Dynamics Intensity (W/m ˆ 2) Level (dB) pain 1 120 fff 10 ˆ -2 100 f 10 ˆ -4 80 p 10 ˆ -6 60 ppp 10 ˆ -8 40 threshold 10 ˆ -12 0