ULTRASOUND PHYSICS EDELMAN (A+ GRADED) 2023

10^6 correct answers mega (M), million 10^3 correct answers kilo (k), thousand 10^-6 correct answers micro (u), millionth 10^-3 correct answers milli (m), thousandth What type of wave is sound? correct answers mechanical and longitudinal wave compressed correct answers molecules are squeezed together when sound travels through a medium rarefied correct answers molecules are stretched apart when sound travels through a medium Acoustic propagation properties correct answers the effects of the medium upon the sound wave 3 acoustic variables correct answers pressure,density, distance Acoustic Waves correct answers sound waves pressure(Pa) correct answers concentration of force in an area Density (kg/cm^3) correct answers concentration of mass in a volume Distance (cm, feet, mile) correct answers measure of particle motion 7 Acoustic Parameters correct answers period, frequency, amplitude, power, intensity, wavelength, propagation speed Transverse wave particles move.... correct answers in a direction perpendicular to the direction that the wave propagates Longitudinal wave particles move.... correct answers in the same direction that the wave propagates In-phase waves correct answers when peaks occur at the same time & place; when troughs occur at the same time & place Out-of-phase waves correct answers when the peaks and troughs of a pair of waves occur at different times; they are "out of step" Peaks correct answers maximum value of a wave