Question 43
Study the waveform graph. Circle the correct word in brackets to make the sentence true.
The part of the wave marked B is the (trough / crest / equilibrium).
The part of the wave marked B is the (trough / crest / equilibrium).
Cambridge Secondary (7-9). Stage 9. MCE Science. Workbook - Unit 11: Sound - Question 43
Cambridge Secondary (7-9) · Unit 11: Sound
