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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 type of electricity when electrons travel through a conductor such as metal?

2. What type of input do we use to input binary code on a phone?

3. How does Macaulay illustrate the idea of a chemical reaction to produce electricity?

4. For what does Bill think the mammoth will return?

5. What does the acronym SONAR stand for?

Short Essay Questions

1. What are bar codes?

2. How do some frequencies of electromagnetic wavers appear to our eyes? Which waves can we not see?

3. How do liquid crystal displays work?

4. What are analog quantities and how are its levels described?

5. How is magnetism caused?

6. Discuss the two types of lens, concave and convex.

7. What are electrons? What does their movement create?

8. Define the two types of waves that are discussed.

9. What topic does Part 5 cover?

10. Where is the mammoth taken when it feels traumatized and then experiences first joy and then despondency?

Essay Topics

Write an essay for ONE of the following topics:

Essay Topic 1

Discuss the following:

1) How do gears work? Why would you add a belt to a gear? Explain the different ways two gears can work.

2) What is the effect of speed on gears? What about size?

3) Define the four different types of gears and their purposes.

4) Research the history of gears. When were they invented? By whom? Where? How were the first gears made? How are they made today? What materials have they used to make gears in the past? In the present? Are gears still an important tool today?

Essay Topic 2

Discuss the following:

1) Why is a screw an inclined plane? Explain the basic design of a screw. How does it work as a wedge? What is the value of understanding the principle upon which a screw works?

2) What is an auger? How does an auger work according to the principle of a wedge?

3) Upon what principle of physics is a drill designed? What is another tool that works upon the same principle? How are the two tools alike? How are they different?

Essay Topic 3

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?

(see the answer keys)

This section contains 872 words (approx. 3 pages at 300 words per page) View a FREE sample