In a Geiger Counter, Which Is Used to Detect Radioactivity

question 131

Multiple Choice

In a Geiger counter, which is used to detect radioactivity, a particle produced by radioactive decay ________

• A)ionizes an inert gas to produce a pulse of electrical current.
• B)heats up an inert gas to produce a temperature pulse.
• C)excites a phosphor to produce a pulse of visible light.
• D)hits a metal plate to produce a voltage pulse.
• E)hits a metal plate, vaporizing atoms, to produce a pressure pulse.

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Definitions:

Positive Statement

An objective statement based on factual information and evidence, which can be tested and verified as true or false.

Production Possibilities Frontier

A graph that illustrates the highest possible production levels of two products, based on available resources and technological capabilities.

Scarcity

A basic economic challenge where human desires appear endless but the resources available are finite.

Positive Statements

Assertions about the world that are factual and can be tested for accuracy.