Problem Solving 6. On the shores of Lake Maxinkuckee, 12 waves roll in to shore in 20 seconds. The distance between successive wave crests is 2 m. (a) In the space below, draw a picture of the waves and label the crests, troughs, and wavelength. (b) Is this a transverse or longitudinal wave? (c) What is the wavelength of the waves? (d) What is the frequency of the waves? (e) What is the period of the waves? (f) How far do the waves travel in 20 s? (g) What is the speed of the waves? (h) How far do the waves travel in: one minute