Louis pasteur contributed to society by
a. creating an effective steam engine
b. pioneering research on radioactivity
c. discovering vaccination and microbial fermentation
d. developing the general theory of relativity

Americans who supported manifest destiny believed that the united states should

For each statement, select whether it is true of the central pacific railroad, the union pacific railroad, or both. it began in nebraska. it began in california. it went through the sierra nevada. it went through the rocky mountains.

One outcome of the social gospel movement was 1) a new kind of music. 2) settlement houses. 3) increased immigration. 4) taxation on the wealthy.