Stellar parallax is the:
A) elliptical motion of a star in a binary system, as the two stars orbit around each other.
B) difference between the apparent magnitude and the absolute magnitude of a star.
C) assumed change in the distance to a star when it dims, as it passes through an interstellar cloud.
D) apparent shift in the position of a nearby star because of Earth's motion.
Correct Answer:
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Q2: Stellar parallax is used to determine which
Q3: The most straightforward way to measure the
Q4: How many stars (other than the Sun)
Q5: If a nearby star shows a parallax
Q6: If a nearby star shows a parallax
Q7: The triple star system α Centauri has
Q8: The triple star system α Centauri has
Q9: Proxima Centauri is the nearest star beyond
Q10: The total apparent motion against the background
Q11: The apparent angular movement of a nearby
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