If the Sunlight from a Star Peaks at a Wavelength

question 13

Multiple Choice

If the sunlight from a star peaks at a wavelength of 0.55 µm,what temperature does this imply for the surface of that star? The constant in Wien's law is 0.00290 m ∙ K.

• A)9500 K
• B)5300 K
• C)2500 K
• D)25,000 K
• E)15,000 K

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Definitions:

Variable Ratio

A reinforcement schedule in which a response is rewarded after a random number of responses, leading to a high resistance to extinction.

Fixed Interval

A schedule of reinforcement where the first response is rewarded only after a specified amount of time has elapsed, leading to a pattern of responses.

Variable Interval

Variable interval refers to a type of reinforcement schedule in operant conditioning where a response is rewarded after an unpredictable amount of time has passed, leading to a steady and resistant response rate.

Variable Ratio

A schedule of reinforcement where a response is reinforced after an unpredictable number of responses, making it highly resistant to extinction.