Precession of the rotation axis of Earth is caused by
A) the force of gravity from the Sun and Moon on Earth's equatorial bulge.
B) the force of gravity from the Sun and Jupiter on the Earth-Moon system.
C) the magnetic field of Earth.
D) the formation and subsequent melting of glaciers during the ice-ages.
E) the impact of asteroids.
Correct Answer:
Verified
Q1: The _ is the point on the
Q2: The _ of an object can be
Q4: The magnitude scale
A)originated just after the telescope
Q5: An observer on Earth's geographic north pole
Q6: The apparent visual magnitude of a star
Q7: A(n) _ is 1/60th of a minute
Q8: An observer at Earth's geographic north pole
Q9: The star Vega has an apparent visual
Q10: An observer on Earth's equator would find
A)Polaris
Q11: The apparent visual magnitude of a star
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