Two loudspeakers are located 2.59 m apart on an outdoor stage. a listener is 21.6 m from one and 22.7 m from the other. during the sound check, a signal generator drives the two speakers in phase with the same amplitude and frequency. the transmitted frequency is swept through the audible range (20 hz to 20 khz). (a) what is the lowest frequency fmin, one that gives minimum signal (destructive interference) at the listener's location

Choose the most likely outcome of this scenario: jen decided to go bike riding without a helmet. while no one is around during her ride, she is thrown from her bike when her wheel goes into a pothole. she is not injured, but she is terrified to get back on her bike. what happens next? a. her physical health is affected even though she wasn't hurt. b. her mental and emotional health are affected because she is afraid to get back on her bike. c. her social health is affected because she is worried her friends saw the fall. d. her overall health is not affected at all by her fall.

Asap i'm in class rn a 1,000-kg car is traveling 20 m/s on a flat stretch of road. it gets to a hill and coasts uphill until it stops. how high up the hill does the car travel? givens: equation: 1/2mv2initial=mghfinal solve for h. plug & chug, label.

Which branches of natural science include the study of an organism that lived 10 million years ago