Exam-style question
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In the context of exoplanet detection, what does the term 'transit' refer to?.
- A.The movement of a planet around its star
- B.The passage of a planet in front of its star as seen from Earth
- C.The gravitational influence of a planet on its star
- D.The reflection of light from a planet's surface
Model answer
What a good answer should say
- The passage of a planet in front of its star as seen from Earth
Explanation
Why this works
In exoplanet detection, 'transit' refers to the event when a planet moves directly between its star and an observer on Earth, causing a temporary decrease in the star's brightness.
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