Spiral galaxies often appear bluish due to an abundance of

a. old stars.

c. young stars.

b. black holes.

d. white dwarfs.

Which of the following best explains how the interchangeable parts on plows allowed for more cost-effective machinery? It allowed farmers build their own plows at home rather than carrying one from the store.

Which of the following is not a typical pattern found in the Earth system? a. rock cycle b. water cycle c. carbon cycle d. calcium cycle

State licensing is usually required for what reasons? Select all that apply. marriages dental practices auto registration real estate brokers senators lawyers

The longest continuous observed records of surface air temperature at any location are а bout: (Select one) a. 100 years long b. 30 years long c. 2000 years long d. 300 years long e. 150 years long

How were the Lesser Antilles formed? A. By volcanic mountains. B. By glacier movement. C. By an underwater mountain chain. D. By accumulated sand.

What sequence of events connects the Industrial Revolution, industrial capitalism, communism, and the Cold War?

A major problem with Wegener's Continental Drift Hypothesis was that he could not find rocks or other geologic features that would have been continuous from one continent to the next if the continents had been together. True / False.

Earlier in the course, you learned that the Hawaiian Island chain stretches far to the northwest and then continues underwater all the way to Asia.

Describe the general level of tariff rates between 1820 and 1860

Small family farms are part of the agribusiness pathways. True or false