Question

Which statement is true of a wave that’s propagating along the pavement and girders of a suspension bridge?
A. The wave is mechanical, with particles vibrating in a direction that is parallel to that of the wave, forming compressions and rarefactions. B. The wave is electromagnetic, with particles vibrating in a direction that is parallel to that of the wave, forming compressions and rarefactions. C. The wave is mechanical, with particles vibrating in a direction that is perpendicular to that of the wave, forming crests and troughs. D. The wave is electromagnetic, with particles vibrating in