weathering is a chemical and a physical process in the summer it is ussually hot and in the winter it is usually cold in the spring is a mild temperature during the day warm+cold=mild and at night time during the spring its a little chilli but for some reason in the desert during the day it is really hot and at night in the desert it is really cold.
I hope I helped you
B) chemical
C) structural
D) physical and chemical
I'm going to say physical change
explanation:
The substance as you said did not change therefore a chemical change could not have happened because they result in a new substance meaning one or multiple new substances could have been created from the chemical change. With a physical change the only thing that changes is the outward appearance.
example of physical change: water changing into ice. The frozen water is composed of the same elements as the liquid water.
Hopefully this helped and good luck.
dont answer 8.4, its wrong
Plato