The diagram below represents a wave moving from left to right. The between points B and G is 1.2 m 1,2 m 0,2 m B C D LLE mplete wave cycles pass point B every second G 3.21 Write down the amplitude of the wave 2.2 Identify a point that is in phase with point C 2.3 Define the term frequency in words culate: The time taken for the wave to move from point B to point G. The speed of the wave.​