A beam of sound arrives perpendicular to your abdomen from the air. what's the percentage of sound energy density enters your body (regard as water)? (speed of sound in air and water is 340m/s and 1,5

A beam of sound arrives perpendicular to your abdomen from the air. what's the percentage of sound energy density enters your body (regard as water)? (speed of sound in air and water is 340m/s and 1,500m/s; density of air and water is 1.2kg/m3 and 1,000kg/m3).