Which best describes the intrinsic motion of stars?
A) Their circular motion across the sky in a 24-hour period
B) Their apparent yearly cycle around the Sun, due to Earth's revolution
C) Their motion relative to all other bodies
D) Their motion relative to Earth
Correct Answer:
Verified
Q1: Polaris is always directly overhead at
A)the north
Q4: Summer and winter constellations are different because
A)of
Q12: The star nearest the Earth is
A)the Sun.
B)Alpha
Q14: How far is a light year?
A)Nearly 10
Q17: The background stars during a solar eclipse
Q17: What is the reference that astronomers use
Q24: Luminosity is
A)the total amount of light energy
Q28: A star's color tells us
A)how much energy
Q34: A star's luminosity tells us
A)how much energy
Q38: Why does a star's color corresponds to
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