Underline the predicate nominative in the sentence below. Example 1. The purpose of the painting exercise $\underline{\text{is to paint outside the lines}}$.

One hindrance to completing the project was the dean’s opposition.

A person typically breathes about $8.64 \times 10^{3}$ liters of air per day. The life expectancy of a person in the United States at birth is about 29,200 days. Estimate the total amount of air a person born in the United States breathes over a lifetime.

Identify the foods that would be missing from a typical day if you did not eat any milk products. Then, project the consequences of eliminating these foods from your meals and snacks.

In 2013-2014, Saudi Arabia and Canada sent $82,223$ undergraduate students to the United States to study in universities. Saudi Arabia sent $25,615$ more students than Canada sent. How many students did each country send to the United States to study?

As discussed before, assume that LISC always needs a conveyor belt system; when one wears out, it must be replaced. Which project should the firm choose now?

In the 1988 Olympics, Florence Griffith-Joyner of the United States won the women's 100-meter run in $10.54$ seconds. In 2000, Marion Jones, also of the United States, won with a time of $10.75$ seconds. Find the percent of change in the winning times. Round to the nearest percent.

List three major trends in global urban growth. Describe the three phases of urban growth in the United States. What is urban sprawl? List five factors that have promoted urban sprawl in the United States. List five undesirable effects of urban sprawl.

How did the United States and Great Britain settle their disputes over western territory?

Why did it take the United States so long to offer direct help to Europe's Jews?

In what ways were the United States and the Soviet Union more similar than different?

In 2012 the population of California was 38,041,430, and the population living in the United States but outside California was 275,872,610. During the year, it is estimated that 748,252 persons moved from California to elsewhere in the United States, while 493,641 persons moved to California from elsewhere in the United States. Set up the migration matrix for this situation, using five decimal places for the migration rates into and out of California. Let your work show how you produced the migration matrix.

Iridium is not the heaviest atom found in nature. What, then, accounts for a chunk of pure iridium being the densest substance on Earth?

Complete the sentence in a way that shows you understand the meaning of the italicized vocabulary word. Your promises are great, but if you don't show some palpable progress on the project, the teacher will...

Which of the following sorting algorithms are stable: insertion sort, merge sort, heapsort, and quicksort? Give a simple scheme that makes any sorting algorithm stable. How much additional time and space does your scheme entail?