223k views
5 votes
It's the third pic ​

It's the third pic ​-example-1
User Yuan HOng
by
7.8k points

2 Answers

3 votes
The distant between two crests or troughs of a wave
User Eugene Berdnikov
by
8.6k points
2 votes
Wavelength is the distance between crests of a wave. Wavelength can be calculated by the speed of light divided by frequency
User Khaled Alshaya
by
9.7k points