thumb_up0thumb_down(Enem) Visando reduzir a poluição sonora de uma cidade, a Câmara de Vereadores aprovou uma lei que impõe o limite máximo de 40 dB para o nível sono...1 respondeuDesafios Para o Conhecimentoreply Responder bookmark_border Salvar share Compartilhar
thumb_up0thumb_downDentre as ondas a seguir, aquelas que podem ser consideradas transversais são apenas: Ondas sonoras Ondas eletromagnéticas Ondas formadas em cord...1 respondeuDesafios Para o Conhecimentoreply Responder bookmark_border Salvar share Compartilhar
thumb_up0thumb_downWalkiria Besserraremove_red_eye Visualizarbookmark_border Salvar share Compartilhar
thumb_up0thumb_downFernanda Rozendo Sremove_red_eye Visualizarbookmark_border Salvar share Compartilhar
thumb_up0thumb_downWhat is the specific purpose of noise attenuators? Reflect sound waves inside Silence unwanted noise Refract sound inside ducts Amplify sound Mai...1 respondeuEstudando com Questõesreply Responder bookmark_border Salvar share Compartilhar
thumb_up0thumb_downConsider three identical waves in all their characteristics, one propagating in a gas at a temperature of 22°C and velocity v22; another propagatin...1 respondeuEstudando com Questõesreply Responder bookmark_border Salvar share Compartilhar
thumb_up0thumb_downWhat is the physical phenomenon that allows bats to 'see' with sound? Diffraction Reflection Interference Polarization Absorption1 respondeuEstudando com Questõesreply Responder bookmark_border Salvar share Compartilhar
thumb_up0thumb_downWhat is the unit of measurement that correctly expresses sound power, according to the International System of Units? W/m² dB Hz N.m m/s²1 respondeuEstudando com Questõesreply Responder bookmark_border Salvar share Compartilhar
