Hey there, great course, right? Do you like this course?

All of the most interesting lessons further. In order to continue you just need to purchase it

3.1 General wave properties

Question 3 – wavelength of x-ray

Lesson is locked. Please Buy course to proceed.

3.1 General wave properties Question 2 – Speed of spund
Complete
3.1 General wave properties Question 4 – Speed of wave