You Observe Two Stars in a Visual Binary System Using

question 2

Multiple Choice

You observe two stars in a visual binary system using a blue filter that is centered at a wavelength of 550 nm and a red filter that is centered at a wavelength of 650 nm.Star A has a temperature of 10,000 K, while star B has a temperature of 4000 K, and you know that both stars are the same size.Which star will be brighter in each filter?

• A) Star A is brighter in the blue filter, and star B is brighter in the red filter.
• B) Star B is brighter in the blue filter, and star A is brighter in the red filter.
• C) Star A is brighter in both filters.
• D) Star B is brighter in both filters.
• E) Both stars have the same brightness in each filter.

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