The raw materials are carbon dioxide and water; the energy source is sunlight, and chlorophyll is an essential pigment in the presence of which alone light energy from the sun can be converted to chemical energy; and the end-products are oxygen and (energy rich) carbohydrates, for example sucrose, glucose and starch.he raw materials are carbon dioxide and water; the energy source is sunlight, and chlorophyll is an essential pigment in the presence of which alone light energy from the sun can be converted to chemical energy; and the end-products are oxygen and (energy rich) carbohydrates, for example sucrose, glucose and starch.
Definition of stroganoff - a dish in which the central ingredient, typically strips of beef, is cooked in a sauce containing sour cream. Definition of stroganoff - a dish in which the central ingredient, typically strips of beef, is cooked in a sauce containing sour cream.
strobe light. (strÅb) A lamp that produces very short, intense flashes of light by means of an electric discharge in a gas. The ability of strobe lights to freeze the motion of rapidly moving objects makes them very useful in photography and in making measurements of vibration or other types of high-speed motion.