The slowing down of the ray of light also causes the light to change direction
        
             
        
        
        
Self-compatibility (SC)
Mechanisms of single-locus self-incompatibility
i believe those are two of them
        
             
        
        
        
A. the temperature at which the water vapor will condense 
        
             
        
        
        
<em><u>Answer:</u></em>
<em><u>Answer:the smallest packet of light energy is Proton</u></em>
 
        
             
        
        
        
Answer: here´s why
Explanation: Underneath the frozen upper layer, the water remains in its liquid form and does not freeze. Also, oxygen is trapped beneath the layer of ice. As a result, fish and other aquatic animals find it possible to live comfortably in the frozen lakes and ponds. If water is heated, its volume gradually decreases.