Consider the Following Description of an Instrument Used to Detect

question 19

Multiple Choice

Consider the following description of an instrument used to detect radioactivity:
A tube contains argon at low pressure.A high electrical potential is established between a positively charged wire in the center and the negatively charged case.Radiation enters the window and ionizes the argon.The ions move toward the electrodes,producing a measurable electrical pulse and an audible "click." What is the name of this instrument?

• A)Gamma camera and scanner
• B)Scintillation counter
• C)Geiger counter
• D)Cloud chamber
• E)Spectrophotometer

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Definitions:

Complex Reasoning

The cognitive process involving the analysis, evaluation, and synthesis of information to solve problems or make decisions.

Working Memory Capacity

The amount of information that an individual can hold in mind and manipulate for a short period.

Executive Control System

The set of cognitive processes and mental skills that help an individual plan, monitor, and successfully execute their goals.

Cognitive Abilities

Mental capabilities including reasoning, problem solving, planning, abstract thinking, complex idea comprehension, learning quickly, and learning from experience.