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Why do instruments that are looking for transiting planets need to look for very smallbrightness changes?
Q2: The _ magnitude of a star depends
Q4: Meteor showers are the result of debris
Q13: If a star appears to move relative
Q14: Why is Galileo Regio,the large circular feature
Q54: Which of these will the Sun probably
Q67: What role does hydrogen play in spectral
Q70: Describe the seasons of Jupiter.
Q80: Which statement about Jupiter's rings is FALSE?<br>A)
Q99: Which statement about the magnetic fields of
Q101: What is the name used to describe