A wave has a frequency of 20 Hz and a wavelength of 10 m. What is the speed of the wave?

You must use the GUESS process to show work.

Given:
Unknown:
Equation:
Substitution:
Solve:

Given:

Frequency = 20 Hz
Wavelength = 10 m

Unknown:
Speed of the wave

Equation:
Speed = Frequency x Wavelength

Substitution:
Speed = 20 Hz x 10 m

Solve:
Speed = 200 m/s

Therefore, the speed of the wave is 200 m/s.