It can physically show the sum difference between 2 comparisons
        
             
        
        
        
In 1884, George Eastman created a dry gel on paper, or what we think of as film. TRUE. 
 
        
                    
             
        
        
        
Answer:
Yes; red is usually used to represent warm or hot things.
Explanation:
Pls give brainliest.
 
        
                    
             
        
        
        
Pay attention in class.... :l me