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.

---

Definitions:

Fixed-ratio

A method of reinforcement where only after a certain number of responses are completed is a reward provided.

Operant Conditioning

A strategy in behavioral training where the intensity of actions is adjusted through the provision of rewards or the imposition of consequences.

Conditioned Reinforcement

A type of reinforcement where a stimulus gains its reinforcing power through its association with a primary reinforcer.

Cognitive Map

A mental representation of one's physical environment, facilitating navigation and understanding of spatial relationships.