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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. Through what can heat not travel?
(a) Very dense elements.
(b) A vacuum.
(c) Very porous elements.
(d) There is nothing through which heat cannot travel.

2. What is an object's weight divided by its volume?
(a) The object's constant mass.
(b) An object's elemental number.
(c) The object's ability to exert force.
(d) An object's density.

3. What forms a molecule?
(a) Six or less atoms.
(b) One or more atoms.
(c) Five or more atoms.
(d) Two or more atoms.

4. What causes expansion?
(a) Gravity.
(b) Inertia.
(c) Cold.
(d) Heat.

5. In what part of the atom does one find electrons?
(a) In both the nucleus and outer rings.
(b) The outer ring.
(c) They are not part of an atom.
(d) The nucleus.

Short Answer Questions

1. Towards which direction do electrons move on a magnet?

2. How do oppositely charged electrons respond to each other?

3. What are magnetism, heat, and light in relation to an electron's movement?

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

5. What controls direction on a ship?

(see the answer key)

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