Interferência de ondas

Synopsis: everything happens on the stage of a small underground theater where the show is showing the band "Figures Moiré" (experiment 1). Because of a leak, there is a bucket trimming gutters backstage (experiment 2). A girl is on stage and tuning your guitar guided by the guitar of another musician of the band. (Experiment 3). Finally, the sound technician of the theater makes some adjustments through your audio software. (Experiment 4 - Main) reading instructions) so there is no "interference" in time for the show. The student must find elements on stage having relationship with Wave Interference and from the related information content will manipulate the variables so that the environment is prepared for the show.
Source: UNEB - Physics and Everyday.
URL: http://ambiente.educacao.ba.gov.br/fisicaecotidiano/conteudos/view/interferencia-de-ondas_view.html