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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 colors make up all light?
(a) Yellow, red, and blue.
(b) Red, green, and blue.
(c) Red, green, and yellow.
(d) Green, blue, and yellow.

2. What do machines that keep something cool do to heat?
(a) Cause a change in velocity.
(b) Transpose it.
(c) Remove it.
(d) Exchange it with cold material.

3. The speed of the vibration affects ____________.
(a) The wavelength.
(b) The density.
(c) The foil.
(d) The pattern.

4. Upon what does the amount of upthrust of an object in water depend?
(a) On whether or not the object is greater than one centimeter in diameter.
(b) On how much water the object displaces.
(c) On what the object's salinity is.
(d) On what the water's electrical charge is.

5. What does a convex lens do?
(a) Creates a smaller image of a larger image.
(b) Creates a larger image of a smaller one.
(c) Causes an image to flatten.
(d) Causes an image to appear three dimensional.

Short Answer Questions

1. Of what is color photography paper made when printing from a negative?

2. What is the transfer of heat through infrared rays?

3. What do compound levers contain?

4. What does one have to understand in order to understand the way things work?

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

(see the answer key)

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