Answer:
Wavelength can be defined as the distance between two successive crests or troughs of a wave. It is measured in the direction of the wave
Explanation:
Wavelength is the distance from one crest to another, or from one trough to another, of a wave (which may be an electromagnetic wave, a sound wave, or any other wave).
Wavelength, distance between corresponding points of two consecutive waves.
Answer:
This is your answer.
Explanation:
The best revision of the sentence is may keep things safe for students, which makes it necessary.
I think the answer to this is B
Verbs can be in infinitive form. For example: to run is a verb and an infinitive
