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This quiz consists of 5 multiple choice and 5 short answer questions through Part 5: The Digital Domain and The Last Mammoth.

Multiple Choice Questions

1. How does a zipper operate?
(a) Just using triangular wedges.
(b) Just lower curved wedges.
(c) The use of triangular wedges and lower curved wedges.
(d) It is not a wedge system, but rather a rolling arc system.

2. What is the effort you put in combined with the distance over which the effort is done?
(a) Work.
(b) Rest.
(c) Gravity.
(d) Mendal's law.

3. Why does a thermos lose heat?
(a) The oxygen absorbs the heat.
(b) The argon absorbs the heat.
(c) The heat can travel through the stopper.
(d) The molecules eventually slow down.

4. What is the magnetic field caused by an electric force?
(a) Motive force.
(b) Polar force.
(c) Positron force.
(d) Neutrino force.

5. What is it called when levels rise and fall continuously?
(a) Variable.
(b) Analog.
(c) Digital.
(d) Static.

Short Answer Questions

1. How many types of gears are there?

2. What is essential for running an autopilot program?

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

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

5. What is the most common form of inclined plane found in machines?

(see the answer key)

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