What are the primary factors that determine wave height? *?

Which is the best for showing percentages of different types of cars sold(gas hybrid , electric , other ) in the united states ?

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

All the simple machines make work easier to do by changing the or of a force. a. size; type b. work; type c. size; direction d. type; direction