1. What is the main purpose of the lecture?
A. To discuss the advantages of heating substances in microwave ovens
B. To discuss recent research that may lead to improved microwave ovens
C. To point out problems in the use of superheating to produce medicines
D. To prepare students for upcoming experiments in the laboratory
2. Why does the professor talk about making coffee?
A. To describe how he dissolved coffee particles to prevent nucleation
B. To introduce the concept of microwave superheating
C. To reassure the students that some of the experiments will be as simple as making coffee
D. To warn the students not to superheat liquids containing dissolved chemicals
3. Why does the professor mention that once nucleation has occurred, added heat is used to convert liquid water into water vapor?
A. To explain why the temperature of water does not rise beyond the boiling point when water is heated in a metal pot on a stove
B. To point out similarities in heating liquids using microwave ovens and using conventional stoves
C. To explain why water that is exposed to microwaves will appear to be hot when it really is not
D. To point out that it is better to avoid making coffee in a microwave oven
L3 Film studies
1. What does the professor mainly discuss?
A. How film-editing techniques have changed over time
B. The effect of editing on viewers' perceptions of a film
C. Differences between fiction films and documentary films
D. How Kuleshov's experiences as an actor influenced his filmmaking
2. What point does the professor make when he describes a shot of a speaker that cuts to a shot of a crowd?
A. Filmmakers have difficulty manipulating time and space within individual scenes.
B. Kuleshov's early films used editing more extensively than his later films did.
C. Audiences tend to infer relationships between consecutive shots.
D. The filming of a crowd and the speaker on different days confused the viewers.
3. The professor describes Kuleshov's most famous film experiment. In the experiment, what aspect of the film did the audience praise?
A. The actor's ability to portray a variety of different characters
B. The actor's ability to express a wide range of feelings
C. Kuleshov's use of a popular actor
D. Kuleshov's ability to use scenery to create dramatic effects
4. What was Kuleshov's attitude toward the actors in his films?
A. He considered their acting abilities irrelevant to a finished film.
B. He depended on them to bring emotional impact to his films.
C. He believed that their training was often inadequate.
D. He valued their opinions about the filmmaking process.
1. What is the lecture mainly about?
A. The influence of Incan culture on later Peruvian civilizations
B. The significance of archaeological findings in a region of Peru
C. The controversy surrounding a new method of archaeological research
D. The renovation of rectangular pyramids found in Peru
2. Why does the professor discuss the Aspero site in Peru?
A. To provide evidence of an ancient Peruvian culture's knowledge of irrigation techniques
B. To point out that the Aspero pyramids are different from those found at other Norte Chico sites
C. To explain a belief about Peruvian history that was later challenged
D. To clarify which of the twenty residential centers in the Norte Chico region was the largest
3. What is the professor's opinion about the current archaeological classification of the Norte Chico culture?
A. The culture should be considered complex in spite of the unusual way it developed.
B. The culture seems to have followed the pattern that is typical of other major ancient civilizations.
C. The failure of the culture to produce ceramic pottery indicates a lack of advancement.
D. More evidence is needed before the culture can be classified into one of the existing categories.
4. According to the professor, what crop was NOT cultivated by the ancient inhabitants of the Norte Chico region
1. What is the lecture mainly about?
A. Historical examples of speciation caused by barriers to gene flow
B. How barriers to gene flow can lead to changes in plants and animals
C. How barriers to gene flow affect mating behavior in related animals
D. How humans have influenced the evolution of plant and animal species
2. What point does the professor emphasize when she discusses birds and their songs?
A. Male birds often change the pace and pitch of their song to attract a mate.
B. Birds are sensitive to small variations in their species' song.
C. There is no proof that local dialects of birdsong affect behavior.
D. There is no solid evidence that an individual bird's song changes over time.
3. According to the professor, why did Elizabeth Derryberry study the white-crowned sparrow?
A. Its song has several regional dialects.
B. Its behaviors are typical of those of other songbirds.
C. Its evolution into two subspecies is well documented.
D. Its song has been recorded over many years.
4. How did Derryberry's research with female white-crested sparrows differ from her research with male white-crested sparrows?
A. Only the female birds were in cages.
B. More female birds than male birds were studied.
C. Mating songs were only played to female birds.
D. Male birds were studied for a longer time than female birds were.
L4 Art history
L4 Theatre history
L4 Environmental policy