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This test consists of 5 multiple choice questions, 5 short answer questions, and 10 short essay questions.

Multiple Choice Questions

1. For what does Bill think the mammoth will return?
(a) The music.
(b) The apples and pumpkin pie.
(c) The technology.
(d) The information.

2. What number represents off in binary code?
(a) 9.
(b) 2.
(c) 0.
(d) -1.

3. In which direction do electrons always travel?
(a) From positive to negative.
(b) From negative to positive.
(c) From magnetic north to magnetic south.
(d) From true north to magnetic north.

4. What does the frequency of sound waves create?
(a) A tympanum.
(b) A pattern.
(c) A physical vibration.
(d) A foil.

5. What is one step in creating liquid crystal displays?
(a) Polarizing the light.
(b) Filtering the light for reds.
(c) Bending the light to forty-five degree angles.
(d) Filtering the light for greens.

Short Answer Questions

1. What happens after an analog quality is turned into binary code?

2. What is one thing an electrical current can measure?

3. What are heat, light, and sound?

4. What are devices which measure and/or locate a force and/or give feedback?

5. What is created when heating an object to the point that it burns or glows, or by passing an electric current through a vapor or gas?

Short Essay Questions

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

2. Describe some types of memory.

3. Describe how the author illustrates a chemical reaction.

4. What are sensors and detectors? What do they measure?

5. Discuss the three principles which govern the flow of electricity.

6. Briefly describe the binary system.

7. How do liquid crystal displays work?

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

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

10. What makes it possible to use waves to communicate? How is this done?

(see the answer keys)

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