In the early 1800s, the growth of trade between western settlements and eastern towns and cities was encouraged by the development of:
a. canals
b. railroads
c. turnpikes
d. none of the above

Two books are used to model tectonic plates

In some african american communities, unemployment was as high as percent.

How are the perspectives presented in the excerpts similar? they show the disappointment and fear mission control workers feel when the lunar module develops problems. they show the huge investment of time and energy mission control workers dedicated to the lunar module. they show how mission control workers view the lunar module as if it is the workers' very own child. they show the relief and excitement mission control workers feel when the lunar module lands on the moon.