Zachary Is Doing a Survey on Television Sets

question 95

Multiple Choice

Zachary is doing a survey on television sets. The question on preferred screen size allows four options: 12" screen, 19" screen, 21" screen, and 25" screen. This is an example of what kind of question?

• A) a variable question
• B) a closed-ended question
• C) an open-ended question
• D) an essay question

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Definitions:

Lewis Dot Structure

A diagrammatic representation of the valence electrons in an atom, ion or molecule, using dots around the symbol of an element.

Potassium

A soft, silvery-white metallic element, highly reactive and essential for biological organisms, symbolized as K.

Se

Selenium, a nonmetal element with properties that are intermediate between those of metals and nonmetals, used in various industrial applications.

Lewis Dot Structure

A representation of the valence electrons in an atom or molecule, illustrating the bonds between atoms and lone pairs of electrons.