(a) Explain;

(i) wave motion

(ii) stationary wave 

(b)(i) List four physical properties of a wave

(ii) Define amplitude and use it to distinguish between the node and antinode of a stationary wave

(iii) List the factors on which the frequency of vibration in a stretched string depends

(c) The equation, y = 5 sin (3x - 4t), where y is in millimeters, x is in meres and t is in seconds represents a wave motion . Determine the;

(i) frequency

(ii) period

(iii) speed of the wave