Science subject. Convex lens solar oven. The objective is to devise new solar oven with 2 parts of the oven. And the increased thermal energy using convex lens 10.
Science Project story. Solar oven convex lens is intended to devise a new solar oven with 2 sections, is an oven and the heat energy added by using lenses embossed 10.
Scientific framework of convex lens, oven, solar oven is intended to devise a new solar energy by 2 part in the toaster oven and the added heat energy by using convex lens 10