The box stopped moving because there was a negative acceleration in the x direction caused by friction. 
To find the average speed, simply divide the displacement by time: 10 / 2 = 5 m/s
        
             
        
        
        
Answer:
assembled
Explanation: because it was last weekend it was in the past so the past tense of assembled must be used
 
        
                    
             
        
        
        
The Gulf of Mexico
      OR
near trenches, in the middle of the ocean, the continental shelf, and lastly, in the United States
        
                    
             
        
        
        
Answer: Around 364 to 480