In a study of the raw materials used for photosynthesis, the two molecules that would be studied are carbon dioxide and water. This is because they are the reactants of the process. Without these molecules the process of photosynthesis cannot happen.
        
             
        
        
        
<span>Light rays passing through glass is a process called radiation. This is a term used in physics meaning the transmission or emission of energy via particles or waves through a medium or through space. In this scenario the light rays are the energy traveling through the glass, a medium.</span>
        
             
        
        
        
Answer:
90%
Explanation:
The fluids leave the capillaries at the arterial end because the net filtration pressure of the blood is higher at the arterial end than it is at the venous end. The fluids reenter the capillaries at the venous end because the net filtration pressure of the interstitial fluid is higher at the venous end than it is at the arterial end.
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