your dog ran away from home at 1;00 this afternoon. it's ow 1;30 you know that he walks with an average speed of 1m\s. which of the following pieces of information is most important for finding your dog? A; whether the dog has eaten recently B; if the dog was chasing a squirrel C; which direction the dog is going D; whether the dog is alone

Which statement best describes the superposition principle? a.) if two in-phase waves arrive simultaneously at a point, their amplitudes add up b.) if two out-of-phase waves arrive simultaneously at a point, their amplitudes add up c.) if two in-phase waves arrive at a point one after another, their amplitudes add up d.) if two out-of-phase waves arrive at a point one after another, their amplitudes adds up