When an Unstable Nucleus Emits a Beta Particle ________

question 25

Multiple Choice

When an unstable nucleus emits a beta particle ________.

• A) its mass number is decreased by four units
• B) its atomic number is decreased by two units
• C) its atomic number is increased by one unit
• D) its mass number is decreased by one unit

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Definitions:

Gardner

Howard Gardner, an American developmental psychologist best known for his theory of multiple intelligences, which suggests that individuals have various distinct types of intelligence.

Creative People

Individuals characterized by their ability to produce work that is both novel and appropriate in the context of its use.

Validity

The degree to which a tool, test, or study accurately measures what it is intended to measure or achieves what it intends to achieve.

Reliability

The degree to which an assessment tool produces stable and consistent results across different occasions.