Well if i am reading the question right then particles of matter are either ions, protons, neutrons or electrons is this have to do with chem or physics bc the question is a little vague
It is cell wall if your teacher is talking about the cell as a whole. If the teacher is talking about supporting the organelles, then the answer is cytoskeleton
A is the answer ur welcome for helping u
This happens because there are several moon phases that occur over a month. Such as the new moon, first quarter, full moon, last quarter, etc. This changes the view of the moon from its' angle.