Opacity (optics) Opacity is the measure of impenetrability to electromagnetic or other kinds of radiation, especially visible light. In radiative transfer, it describes the absorption and scattering of radiation in a medium, such as a plasma, dielectric, shielding material, glass, etc.
Answers.comÂ® is making the world better one answer at a time. during Calvin Benson cycle carbon dioxide from the air is used to produce glucose and other compounds.
The Calvin Cycle begins when ATP molecules and hydrogen atoms move to the stroma after the light reaction. The ATP molecules supply energy and the H atoms reducing power. H atoms are used to reduce carbon dioxide into glucose. The six units of CH2O combine to form one molecule of glucose.