Answer:
Surface area is the amount of space covering the outside of a three-dimensional shape.
I hope this help, if not I am sorry.
Fundamental States,
Non-classical States.
Solid,
Liquid,
Gas and
Plasma.
These anisotropies in the temperature map correspond to areas of varying density fluctuations in the early universe. Eventually, gravity would draw the high-density fluctuations into even denser and more pronounced ones.