The New Way Things Work Test | Mid-Book Test - Hard

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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 a substance that contains only one type of atom?

2. Under normal circumstances, what force(s) does a molecule possess?

3. What do machines that keep something cool do to heat?

4. What occurs when very small atoms smash together?

5. What is one component of a lever?

Short Essay Questions

1. Discuss fulcrum points as pertaining to levers.

2. Define the two elements that explosives must contain.

3. How do heating elements work?

4. What determines if an object will float?

5. Discuss why the density of water varies.

6. What is an airfoil and how does it work?

7. What is an internal combustion engine? Cite several examples of such engines.

8. How does the inclined plane require less strength for a task?

9. How can electric heat keep things cold?

10. How do the rotor blades on a helicopter work?

Essay Topics

Write an essay for ONE of the following topics:

Essay Topic 1

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 2

Discuss the following:

1) How is the principle of combustion related to atomic energy?

2) Describe the basic principles and design of an atom bomb. Of a hydrogen bomb.

3) What are some negative side effects of an atomic bomb?

4) Is there any way to keep irresponsible groups/countries from using a nuclear bomb? How? Should the world work to control access to materials that are necessary to build an atomic bomb? Why or why not.

5) Research the atomic bombs dropped on Nagasaki and Hiroshima and discuss one aspect of those events.

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?

(see the answer keys)

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