Question

1. A child sits on a dock and notices that 8 wavelengths pass the end of the dock in 4 seconds. What is the

frequency of the waves passing the dock?.
2. What is the period of the waves in question 1?

Answer 1

Step-by-step explanation:

Given:

n = 8

t = 4 s

______

f - ?

T - ?

Frequency:

f = n /t = 8 / 4 = 2 Hz

Period:

T = 1 / f = 1 / 2 = 0.5 s