Detecting a Planet Around Another Star Using the Transit Method

question 92

Multiple Choice

Detecting a planet around another star using the transit method is difficult because the

• A) planet must pass directly in front of the star.
• B) planet must have a rocky composition.
• C) star must be very dim.
• D) star must be moving with respect to us.
• E) planet's orbital period is usually longer than 1 month.

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