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This test consists of 5 short answer questions, 10 short essay questions, and 1 (of 3) essay topics.
Short Answer Questions
1. What is the effort you put in combined with the distance over which the effort is done?
2. How does a wedge move an object up an inclined plane?
3. What is a substance that contains only one type of atom?
4. What does the inclined plane do?
5. How does a ship vary in density?
Short Essay Questions
1. How do the rotor blades on a helicopter work?
2. Discuss the two principles upon which propellers and rudders work in a boat.
3. How does a ship use plimsoll lines?
4. What is a vacuum? What is one invention that uses this principle?
5. Explain thermal radiation.
6. What is an airfoil and how does it work?
7. How does a zipper work?
8. Discuss the relation of effort to distance.
9. Discuss what happens when a driving force initiates movement.
10. How does the atom bomb work?
Essay Topics
Write an essay for ONE of the following topics:
Essay Topic 1
Nuclear Power is introduced as a concrete woolly mammoth anonymously left at the town gates. The story is a clear parallel to the Trojan Horse. Discuss the following:
1) Research and relate the story of the Trojan Horse.
2) What do you think is the connection between nuclear power and the Trojan horse?
3) Do you think the author is right in suggesting this connection? Why or why not?
Essay Topic 2
Discuss the following:
1) Define nuclear fission.
2) Define nuclear fusion.
3) Describe how nuclear power is produced inside a reactor.
4) What is a chain reaction and how is the principle of a chain reaction important in producing nuclear power?
5) How can the principle of a chain reaction be dangerous? Research and see if there have been any instances when a nuclear chain reaction was not controlled and the consequences of such an event.
Essay Topic 3
In Part One, The Mechanics of Movement, states that to understand the way things work, one needs to understand the underlying principles. Discuss the following:
1) Discuss the principles/laws of physics that underpin all of the various tools and machines presented in The New Way Things Work.
2) Thoroughly discuss the wedge. How is it used? Upon what principles of physics is it based? What are some common wedges? What is the most complex wedge that is discussed?
3) How often do you think you use a wedge during the course of your everyday life? Do you think it is important to understand the underlying principles of a wedge? Why or why not? Do you think it is interesting to understand upon what basis something such as a zipper was created?
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This section contains 1,051 words (approx. 4 pages at 300 words per page) |
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