Answer:
the first line
Explanation:
A rarefaction is a region in a longitudinal wave where the particles are furthest apart. ... The region where the medium is compressed is known as a compression and the region where the medium is spread out is known as a rarefaction.
use this picture as a reference:
yea the first line
D. Evaporation of sea water
The answer is a identical
Valence electrons are the electrons in the highest occupied principal energy level of an atom.