The Composition of a Planet's Atmosphere Be Measured During a Transit

question 28

Multiple Choice

The composition of a planet's atmosphere be measured during a transit by analyzing

• A)the excess absorption of starlight at specific wavelengths.
• B)the excess emission of starlight at specific wavelengths.
• C)the length and depth of the dip in light during the transit.
• D)the amplitude and period of the star's motion.
• E)the wobble in a star's position on the sky.

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