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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. How many different ways can waves be created by instruments?
(a) Three.
(b) An infinite number.
(c) Two.
(d) One.

2. What is convection?
(a) When heat causes wind.
(b) Heat moving from a liquid or gas molecule to another.
(c) The way a molecule radiates heat.
(d) When heat increases velocity.

3. What is the type of electricity when electrons travel through a conductor such as metal?
(a) Wave electricity.
(b) Current electricity.
(c) Direct electricity.
(d) Static electricity.

4. What is one example the author uses of a wedge?
(a) A block and tackle system.
(b) An escalator.
(c) A ship's ramp.
(d) A type of door stop.

5. Under what situation does the eye perceive a reflection of light?
(a) When the retina has no rods or cones.
(b) When the concave lens is distorted.
(c) In looking at a solid.
(d) When the convex lens is distorted.

Short Answer Questions

1. What is essential for running an autopilot program?

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

3. What two elements combine to make a body scanner?

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

5. What is it called when filters block out all the rays except ones vibrating in a chosen field?

(see the answer key)

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