Answer:
White
Explanation:
Some times when we look at some objects they appear to be different in color to us than their actual color. It may be due to several wavelength of  light with different intensities is striking on our eye.
Remember, white is not a color it is just produced in response to combination of 3 or more than three colors like light.
The three colors that can be combined at full intensity to form a white color are called as primary colors. The most common set is 
                Red+Green+Blue= white
Zero intensity of each component gives darkest color and full intensity of any component give a white color.
Secondary colors can be produced by the addition of two colors such as;
                 Red+Green=Yellow
                 Red+Blue=Magneta
                 Green+Blue=Cyan
 
        
             
        
        
        
Answer:
The main difference between economic and non-economic activities lies in the fact that economic activities are carried out to fulfill human needs, whereas non-economic activities are carried out for psychological satisfaction.
Explanation:
semoga bermanfaat:)
eager to learn!! ^_^
 
        
             
        
        
        
The remains of traces of an organism preserved from the geologic past.
        
             
        
        
        
Answer:
 A portion of an aquifer that contains rock material that does not allow water to penetrate; often forms the base of unconfined aquifers and the boundaries for confined aquifers.
 
        
             
        
        
        
nucleic acids. certain proteins. cell membranes. certain carbohydrates.