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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. 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?
(a) Artificial light.
(b) Sounds at lower than average frequencies.
(c) A chemical reaction.
(d) Sounds at higher than average frequencies.

2. Where are the pumpkins placed?
(a) Into the belly of a transport plane.
(b) In a food processor.
(c) In a blender.
(d) Into a pie.

3. What is the formula for work done?
(a) Effort times gravitational force.
(b) Effort multiplied by distance.
(c) Distance divided by strength.
(d) Distance plus effort.

4. What happens when an object is placed in water?
(a) The object sinks.
(b) The water molecules push against the object.
(c) The object absorbs the water's atoms.
(d) The water is repelled by the electrical force of the object.

5. What is the most common form of inclined plane found in machines?
(a) The wedge.
(b) The rocker.
(c) The pully.
(d) The rods.

Short Answer Questions

1. What traumatizes the mammoth?

2. Upon how many major principles do propellers and rudders work?

3. What is the principle that states energy is neither created nor destroyed?

4. What do sound waves do to molecules?

5. What is frequency?

(see the answer key)

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