Newton proved that the force that causes, for example, an apple to fall toward the ground is the same force that causes the moon to fall around, or orbit, the Earth. This universal force also acts between the Earth and the Sun, or any other star and its satellites. Each attracts the other.
        
             
        
        
        
The answer is <span>2 can be made by the animal's body from other substances.
Both essential and nonessential amino acids have essential roles in the organism. Nonessential amino acids got their name because they are not an essential part of the diet. The main difference between these two groups of amino acid is that essential amino acids cannot be made by the animal's body and must be ingested in the diet unlike the nonessential amino acid which can be made by the animal's body.</span>
        
             
        
        
        
Answer:
The waves erode seashells and rocks on the shore into small granuels called sand. 
Explanation:
 
        
             
        
        
        
B is correct
Acids are molecular compounds that release hydrogen ions. A binary acid consists of hydrogen and one other element.
        
             
        
        
        
Answer:
if these mixtures are feed as only source of food African grey parrots become ill and ultimately die. 
not sure about the answer but see if this is correct.