Water is considered to be a polar molecule because one side of the molecule is a different charge than the other side of the molecule
        
             
        
        
        
Answer:
The digestive system! 
Explanation:
The digestive system is made up of the digestive tract - a series of hollow organs joined in a long, twisting tube from the mouth to the anus - and other organs that help the body break down and absorb food. 
Organs that make up the digestive tract are the mouth, esophagus, stomach, small intestine, large intestine - also called the colon - rectum, and anus.
 
        
             
        
        
        
Answer:
The fact that you have a task set in mind is something that can make you persist. The urge to satisfy your need to finish that task with the sharp tool is what drives you to persist with using the sharp tool knowing what could be the possible outcome of using it. 
Explanation: