What Determines the Direction of Heat Flow

question 75

Multiple Choice

What determines the direction of heat flow?

• A)Heat always flows from a lower-temperature substance into a higher-temperature substance.
• B)Heat always flows from a higher-temperature substance into a lower-temperature substance.
• C)Heat flow direction depends upon the density of the substances involved.
• D)The direction of heat flow is not predictable in any given process.

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Definitions:

Sensorimotor

Relating to or involving both sensory and motor functions or pathways, characterizing the first stage of cognitive development according to Piaget.

Perceptual Systems

The sensory systems involved in processing and interpreting information from the environment, such as vision, hearing, touch, taste, and smell.

Concrete Operational

A stage in Piaget's theory of cognitive development, occurring from about 7 to 12 years of age, where children gain the ability to think logically about concrete events.

Formal Operational

The stage in Piaget's theory of cognitive development where individuals are able to think abstractly, logically, and systematically.