Strength. Just like the corrugations in cardboard, ridges on an otherwise flat surface will add a lot of strength.
uneven heating.
Uneven heating of earth's surface
uneven heating
sun
Wind
boo hoo
Surface Tension
Surface Tension
Windwind.
If something is uneven, it means that the surface of it is not level. For example, paving stones can be described as being uneven if they are not level.
Nail sets are also called a nail punch. They are used to drive the head of a nail flush with the surface or below the surface.
Depends on what you are reflecting ON... If it's not a clear or mirror like surface... then no, if it is, you can still see your reflection on an uneven surface... Why don't you actually EXPERIMENT and try to see it for yourself?
An uneven road surface
uneven heating.
the earth's crust is uneven
From the uneven heating of the earths surface
a fracture