Lin Sends Away for a Hot-Cold Serving Tray She Has

question 107

Essay

Lin sends away for a hot-cold serving tray she has seen advertised. The tray is promised to keep hot dishes hot and cold dishes cold without electricity. Lin tries it out by placing a pan of hot beans on it. They stay hot throughout dinner. "It works," she tells her husband.
Do you think there could be a better test of the hot plate? Explain your response in a sentence or two.

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Definitions:

Intelligence

The capacity to learn, understand, and apply knowledge, solve problems, and adapt to new situations.

SES

Short for Socioeconomic Status, a measure of an individual's or family's economic and social position relative to others, based on income, education, and occupation.

Whole Number Skills

The ability to use and understand integers (positive, negative, and zero) in arithmetic operations.

Metamemory

The awareness and understanding of one's own memory processes.