Is an object on the surface of earth sitting still relative to outer space?

Aria drove to the store, did some shopping, and then came home. during maria's trip, when was her displacement equal to zero?

Two loudspeakers, 5.5 m apart and facing each other, play identical sounds of the same frequency. you stand halfway between them, where there is a maximum of sound intensity. moving from this point toward one of the speakers, you encounter a minimum of sound intensity when you have moved 0.33 m . assume the speed of sound is 340 m/s.part a) what is the frequency of the sound? part b) if the frequency is then increased while you remain 0.21 m from the center, what is the first frequency for which that location will be a maximum of sound intensity? express your answer to two significant figures and include the appropriate units.

How much energy is supplied to each coulomb of charge that flows through a 12-v battery?