Select the Best Statement

question 23

Multiple Choice

Select the best statement.

• A)Physical changes may be reversed by changing the temperature.
• B)Physical changes alter the composition of the substances involved.
• C)Physical properties are not valid characteristics for identifying a substance.
• D)Physical properties are mostly extensive in nature.
• E)Physical changes are usually accompanied by chemical changes.

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Definitions:

Possible Gains

The potential benefits or positive outcomes that might be achieved from a particular action or decision.

Error Management Theory

A theory suggesting that humans are evolved to favor strategies that minimize the more costly type of errors in the dual nature of decision-making errors: false positives and false negatives.

Self-determination Theory

A psychological theory focused on motivation, particularly intrinsic forms of motivation, and the role of autonomy, competence, and relatedness in fostering well-being.

Reactance Theory

A psychological theory suggesting that people act to preserve their freedoms when they feel they are being threatened or eliminated.