Answer:
henry moseley was an english physicist, whose contribution to the science of physics was the justification from physical laws of the previous chemical concept of the atomic number. one of his developments were of moseley's law in x-ray spectra.
Explanation:
Helping verbs come before the main verb, the main verb in the sentence is repair therefor the helping verb would be could.
Transverse wave as the wave is going up and down no compressions
