The influx of immigrants to the United States tripled, then quadrupled, in the
A. 1810s and 1820s.
B. 1820s and 1830s.
C. 1830s and 1840s.
D. 1840s and 1850s.
E. 1850s and 1860s.
Answer: D
Trades & Technology
You might also like to view...
At speeds of 780 rpm and less, the following drives may be prudently used: chain drive, belt drive, separate speed reducer coupled to the motor, or ____ motor.
a. multispeed b. synchronous c. gear d. reverse
Trades & Technology
The nitrogen content of animal waste varies with the species of animal and how the waste is stored on
the farm.
Indicate whether the statement is true or false.
Trades & Technology
Running a horse with shoes that have been left on too long can cause bowed ____________________.
Fill in the blank(s) with the appropriate word(s).
Trades & Technology
List at least three material properties that engineers consider when selecting a material for a design project.
What will be an ideal response?
Trades & Technology