Answer:
The teeth in the mouth bite off a piece of food. 
The teeth continue to break the food into smaller pieces.
Saliva rushes into the mouth and mixes with the broken-down food.
The food travels down the esophagus.
The muscles of the stomach churn the food and continue to break it down.
The broken-down food, called chyme, enters the small intestine.
The remaining food passes into the large intestine. Water is absorbed from the large intestine and the rest of
the material is stored as solid waste until it is excreted from the body.
Explanation:
 
        
             
        
        
        
The classification of organisms is achieved in the branch of science called taxonomy. Classification is important  in order for future references and understanding of the common properties and characteristics of organisms for research and easy skimming of characteristics. This is for organization and convenience purposes
        
             
        
        
        
Answer: A. Average rainfall has decreased 
Explanation:
I might be wrong. sorry if i'm wrong 
 
        
             
        
        
        
Answer: 1. True
2. Between six and right hours
Explanation:
1. Energy simply refers to the ability to do work. It's the strength that's required to be able to sustain a mental or physical activity.
It should be noted that fir positive interaction, energy requires physical activity, a balanced diet, adequate sleep, satisfying work and opportunities. Therefore, the statement is true.
2. Even though the hours of sleep that's used by people typically varies, adults generally need about six to eight hours of sleep. 
 
        
             
        
        
        
Answer:
I would say answer A is correct
Explanation: