It is called an indirect instance of watching, noticing, or making a statement. you might also be thinking of quiet and sneaky instance of watching, noticing, or making a statement but that is when you sense something that is below the point where something begins or changes of the senses.
On a molecular level there is a lot of movement which in turn is the reason why heat is generated.
A) the prefix
For example with the prefix prop: 3 carbons
Propane: C3H8
Propene: C3H6
Propyne: C3H4
A.) desertification is when you remove all the trees and most of the plant life in an ares
