Which of These Statements Is True for the Radiation Emitted

question 43

Multiple Choice

Which of these statements is true for the radiation emitted by all objects?

• A) Under the same circumstances, black objects emit the least radiation.
• B) The higher an object's temperature, the longer the predominant wavelength of its radiation.
• C) The higher an object's temperature, the more radiation it emits.
• D) The higher an object's temperature, the higher the speed of the radiation it emits.

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Definitions:

Standard Deviation

An index showing the degree of spread or variability among a collection of numbers.

Confidence Interval

A range of values, derived from the statistical analysis of data, that is likely to include the true population parameter with a certain level of confidence.

Sample

A subset of individuals or observations from a population used to estimate parameters or statistics of the whole population.

Mean

The average of a set of numbers, calculated by summing them up and dividing by the number of summands.