Place a check next to each sentence in which the subject and verb agree. _____ It is a cross between a cow and the American bison.

An oil refinery is located on the north bank of a straight river that is 2 km wide. A pipeline is to be constructed from the refinery to storage tanks located on the south bank of the river 6 km east of the refinery. The cost of laying pipe is $400,000/km over land to a point P on the north bank and$800,000/km under the river to the tanks. To minimize the cost of the pipeline, where should P be located?

Evaluating During the war, how did The American Crisis,No. $7$, by Thomas Paine influence the morale of Washington's troops?

Write an essay describing the changing role of American women as seen in

(a) the call for republican virtues and

(b) the Second Great Awakening.

Distance between Cities Find the distance in kilometers between each pair of cities, assuming they lie on the same north-south line. Assume that the radius of Earth is $6400 \mathrm{~km}$. Charleston, South Carolina, and Toronto, Canada, are $1100 \mathrm{~km}$ apart and lie on the same north-south line. The latitude of Charleston is $33^{\circ} \mathrm{N}$. Find the latitude of Toronto.

Look at the John Gast painting titled American Progress and think about the following questions: What’s going on in this painting?

Write an article for a magazine such as Better Homes and Cardens describing changes the American family underwent during the $1950$s.

Write a conditional statement from the following statement. "People born in the United States can have an American passport."

Answer: If you were the chief of a Native American nation, would this speech encourage you to join the Confederation? Justify.

The number of children in an American family is a random variable with mean 2. For this random variable, which will be greater: the median or the mean?

Would group be happy or unhappy if the U.S. dollar appreciated? Explain.

an American firm trying to purchase property overseas

The warming of Canada’s far north and the Arctic Ocean may lead to the following changes: • less sea ice • habitat loss for some species • rising sea level • melting permafrost • growth of trees farther north • more open water for shipping • lowering of heating costs. Write a short paragraph explaining whether you think these changes will be an overall benefit or problem for Canada.

What changes to state institutions and society did African American activists like Turner cause by their rhetoric and actions?

How would you expect immigration by primarily low-skill workers to affect American low-skilled workers?