Which Object Will Emit More Electromagnetic Radiation Than It Absorbs

question 40

Multiple Choice

Which object will emit more electromagnetic radiation than it absorbs from its surroundings?

• A)a 600 °C copper sphere in a 700 °C oven
• B)a girl scout sitting close to a campfire
• C)an ice cube in beaker of water at 50 °C
• D)a 200 °C copper coin in a beaker of water at 98 °C
• E)an ice cube in thermal equilibrium with the interior of a freezer

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Definitions:

Objective Quality

Objective quality relates to measurable or quantifiable aspects of something, based on impartial criteria or standards rather than personal opinions.

Unbiased Approach

A method or standpoint that is impartial, not influenced by personal feelings or opinions in considering and representing facts.

Emotionally Charged

Pertains to situations, events, or information that invoke strong emotions or feelings.

Objectivity

The practice of presenting information in a fact-based, unbiased manner, without letting personal feelings or opinions influence.