Shape-The visible makeup characteristic of a particular item or kind of item
Curvilinear Shapes- A curved plane that is aerodynamic
-The red Ferrari shows a lot of curves that form into other curves, and also displays the aerodynamic aspect of the image.
<http://dazcooke.wordpress.com/2011/12/27/i-fought-the-law-and-i-won-by-driving-away-need-for-speed-most-wanted-review/>.
~Volume/Mass~
The image below shows how you can see various shapes within the picture in itself and based on the shaded lines in the image reveals even more shapes that are easily seen.
<http://thebatmanuniverse.net/tv/tv-blog/a-look-back/>.
~Positive/ Negative Shapes~
In this image you can clearly see the background is much darker that the person in the image and that one side is considerably brighter than the other on each side.
<http://www.freewebs.com/iymovies/apps/photos/photo?photoid=43375655>.