This product contains 21 pages of MECHANICAL WAVES THEORY physics multiple choice WITH ANSWERS. These physics waves multiple choice with answers are in Microsoft word format, so they are editable and printable. They are suitable to use for writing grade 11 physics tests or quizzes, making physics worksheets or for physics homework. The topics include: Mechanical waves, wave theory, frequency, period, wavelength, amplitude, crest, trough, diffraction of waves, reflection of waves, refraction of