How do I find how many seconds that pass between wave crests when I have the

Question

Frequency = 0.5 Hz
Wavelength = 6 meters

Thanks

Answer 1

T = 1/F = 1/0.5 = 2 s. = Period = Time
between crests.

WL = V*T = 6 m.
V * 2 = 6
V = 3 m/s.

Answer 2

well if you