Balance
Balance is arranging the elements in a piece so that there is an quality from one side to the other.
This image represents balance because it has perfect balance with the background and the other trees.
Harmony
The dictionary definition of harmony is " a consistent, orderly, or pleasing arrangement of parts; congruity".
This image represents harmony because how simple the water looks.
Pattern/Rhythm
Pattern or rhythm is simply repeating an element in such a manner.
This image represents pattern because the flowers go in the same rhythm and catches the viewers eye.
Unity
Unity is taking the parts of a piece of art and unifying them in to something better as a whole.
This image represents unity because it takes the piece of art into something better.
Contrast
Contrast is easy. It is similar adding contrast to an image overall, but this is done by using the elements.
This image represents Contrast because of how sharp the picture looks with the light shining on it.
Proportion
Proportion is using the size of an object to give it more or less importance.
This image represents proportion because it has less importance because of the background has more importance.
Variety
Variety is exactly what it sounds like, having variety in your elements.
This represents variety because it has more than one.
Movement
Movement is one of the simpler principles to learn.
This image represents movement because the flag moves from the wind blowing on it.