1. What is the lecture mainly about
A. The origin of an important technological idea
B. The history of the air-conditioning industry
C. Applications and benefits of mechanical refrigeration
D. John Gerrie's trouble with the ice industry
2. What problem did air-conditioning solve in the printing industry
A. Strong winds blowing dirt through open windows
B. Changes in paper size due to humidity
C. Warm temperature slowing the time it took ink to dry
D. Frequent breakdowns of machines that became overheated
3. Why was Apalachicola important in the 1840s
A. It produced artificial ice to be sent all over the world.
B. It was a large shipping center.
C. It was an important center of medical research.
D. It had the highest summer temperature of any of United States city.
4. What does the professor imply about Gerrie's work with tropical diseases
A. He misunderstood the cause of tropical diseases.
B. His work led to important medical breakthroughs.
C. His treatments were similar to those used by other doctors at that time.
D. He was less interested in tropical diseases than in other kinds of disease.
5. What does the professor imply about the ice industry in Gerrie's time
A. It paid members of the media to create problems for Gerrie.
B. It was unwilling to supply Gerrie with as much ice as he needed.
C. It did not support the development of refrigeration systems.
D. It was interested in taking Gerrie's invention for itself.
6. Why does the professor say this:
A. To point out that Gerrie lacked sufficient training in science
B. To imply that other people were working on similar inventions at that time
C. To suggest that inventing a refrigeration machine was not a difficult task
D. To indicate that she is impressed with Gerrie's initiative