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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 are magnetism, heat, and light in relation to an electron's movement?
(a) The mediums through which electrons can pass.
(b) Elements that an electron's movement can produce.
(c) Elements that enhance an electron's movement.
(d) Elements that hinder an electron's movement.

2. Upon how many major principles do propellers and rudders work?
(a) One.
(b) Three.
(c) Four.
(d) Two.

3. What urges do molecules possess?
(a) Only the urge to huddle together.
(b) None.
(c) The urge to huddle together or spread apart.
(d) Only the urge to spread apart.

4. What is the action of something burning?
(a) Convection.
(b) Combustion.
(c) Molecular deceleration.
(d) Radiation.

5. Why is cold water denser than warm water?
(a) Warm water's molecules move around more loosely.
(b) Warm water has a greater ability to absorb force.
(c) Cold water has a greater ability to coalesce.
(d) Cold water's molecules move around more loosely.

Short Answer Questions

1. In the illustration of how electricity is generated by a chemical reaction, what is the end result of the illustration?

2. What is the main idea in Part 2 of the book?

3. Through what can heat not travel?

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

5. What are two things that can happen to light rays?

(see the answer key)

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