How Can Astronomers Measure the Composition of an Extrasolar Planet's

question 48

Multiple Choice

How can astronomers measure the composition of an extrasolar planet's atmosphere?

• A)by measuring the composition of the host star; the planet must have formed from the same initial material
• B)by comparing spectra for when the planet is in transit or eclipse with spectra taken at other times
• C)by measuring how brightly the planet glows in infrared light
• D)by measuring the Doppler shift of the host star

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Post-Acquisition Period

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The purchase of another business or significant assets during the middle of the fiscal year, affecting financial statements and operations.

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A financial recording method for investments in other firms where the investor holds considerable influence without exerting complete control.