The metric unit of force is kg kg/cm3 kg/cm2 n

Ajet plane has a sound level of 120 db at a distance of 60 m. what is the q23. sound level at a distance of 6.0 km? (60)2 (6000)? om solution 80db db, hint: 16x assume ultrasound waves travel through the body of an animal at 1540 q24. m/s. if a 30,000 hz signal were reflected off a portion of a heart which was moving toward the source at 3 m/s, what frequency signal would return to the stationary source? solution 30.117hz

Individuals who live below the poverty line get seriously ill more often than those who do not what could be the hidden variable in this situation?

The energy produced as a result of this flow of electrons from atom to atom is called