<span>Sparta is most commonly known today as the militaristic rival of  enlightened Athens in ancient Greece.  It is remembered for its military accomplishments particularly the heroic defense under King Leonidas of the pass at Thermopylae in 480 BC.</span>
        
             
        
        
        
Answer:
They are designed to help people get along with one another, prevent accidents, make sure resources are used fairly. If the people do not obey the laws; our government cannot maintain order, protect our health, safety, and property.
 
        
             
        
        
        
Answer and Explanation:
The exact time interval between the two different events is the time interval that is measured or calculated by an observer whose position is at rest comparative to the events and watch them taking place at that particular place. The beginning includes the start of the run to first base in the event whereas, the finish of the run to the first a base is the end of the event. 
The runner watches the end and the beginning of the event that occurred next to him and hence, the event took place at the same place where the runner was present. The runner is considered at rest relative to his clock.
The exact length of an object is considered to be the length that can be measured by an observer who is believed to be at rest concerning the object. 
The catcher is supposed to be at rest relative to the distance between home plate and first base.  
 
        
             
        
        
        
Answer:
B. personal or social change over time
 
        
                    
             
        
        
        
Answer:
Toxic Substances Control Act
Explanation:
Administered by the Environmental Protection Agency of the united states of America, the Toxic Substances Control Act of 1976 authorizes EPA to regulate the chemicals, record-keeping and testing, distribution of chemicals and restrictions on chemical substances and/or mixtures. Some substances, including food, drugs, cosmetics, and pesticides, are generally excluded from TSCA.