The North Star has very little apparent rotation in the night sky because
A) it lies directly in the Northern path of the projection of the Earth's axis of spin.
B) it rotates in the same relative orbit as Earth.
C) its rate of spin directly matches Earth's.
D) the Oort cloud distorts the view of the naked eye.
Correct Answer:
Verified
Q1: We do not see stars in the
Q1: Polaris is always directly overhead at
A)the north
Q3: A star's brightness tells us
A)how much energy
Q5: In which city is Polaris highest in
Q7: How far is a light year?
A)nearly 10
Q10: Why does a star's color corresponds to
Q21: Which star will emit the shortest wavelength
Q24: Luminosity is
A)the total amount of light energy
Q28: A star's color tells us
A)how much energy
Q30: The stars Procyon and Betelgeuse both appear
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