Astrometry is the branch of astronomy dealing with the measurement of the:
A) ages of stars and galaxies.
B) accurate motions of stars with respect to the Sun.
C) precise positions of stars and galaxies.
D) precise surface temperatures of stars.
Correct Answer:
Verified
Q41: The Grand Tack model helps to explain
Q42: The asteroid belt is:
A)a spherical solar system
Q43: The Kuiper belt is:
A)a spherical solar system
Q44: The Oort cloud is:
A)a spherical solar system
Q45: Of all the stars with metal abundances
Q47: Astrometry is the very precise measurement of:
A)a
Q48: What is surprising about the planet orbiting
Q49: Of the extrasolar planets that have been
Q50: Some exoplanets appear to have very surprising
Q51: Suppose an exoplanet is in an orbital
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