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This quiz consists of 5 multiple choice and 5 short answer questions through Part Four: Electricity and Automation.

Multiple Choice Questions

1. What is another term for electromagnetic waves?
(a) Quarks.
(b) Rays.
(c) Links.
(d) Quantums.

2. What occurs when very small atoms smash together?
(a) Nuclear inertia.
(b) Nuclear fission.
(c) Nuclear fusion.
(d) Nuclear clarification.

3. What is any engine that burns fuel inside the engine?
(a) Nuclear fusion engine.
(b) Internal combustion engine.
(c) Thermodynamic engine.
(d) Steam engine.

4. What do sound waves do to molecules?
(a) Pass a vibration through them.
(b) Cause them to implode.
(c) Skirt around them.
(d) Cause them to explode.

5. What charge do untouched electrons carry?
(a) It varies.
(b) Positive.
(c) Neutral.
(d) Negative.

Short Answer Questions

1. How does a zipper operate?

2. What are different level marks for different types of water on the side of a ship called?

3. How does heat travel through heating elements?

4. What is the factor which determines an object's ability to float?

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

(see the answer key)

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