Aperson leaves a house and walks three blocks north, then walks three blocks west. in what direction is the displacement of the person, relative to the starting point? a north b northwest c south d southwest

What is the approximate amplitude of this wave a.10 seconds b.15 centimeters c.30 centimeters d.15 seconds

Write maxwell's equations and discuss the terms involved and the results of each equation in classical electrodynamics. if it is possible to write these equations in integral form, give the integral forms. find the wave equation for electromagnetic waves from the maxwell equations. what is the propagation velocity of electromagnetic waves in space according to the wave equation you find?

Which is not a source of noise pollution? a)airplanes b)acid rain c)machines d)cars