Answer:
Look below!
Explanation:
The economy of the United States changed during 1850-1890 because in the last years of the nineteenth century, the U.S. did experience a dramatic change in the organization of manufacturing. But such changes in the economy of the United States did mark the U.S. with the American economy. 
 
        
             
        
        
        
Answer:
What do you mean? And is there any picture?
        
             
        
        
        
Answer:
1- (Whoosh) (clack) (hiss) (ba-bump) (tick) (creak) (whoosh again)
2- my experiences on a roller coaster
3- the author is filled with joy and is very happy they were able to ride the coaster
Explanation: