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What is the safest way to view the Sun and its sunspots?
Q1: If the Moon passes only partially into
Q7: Explain the Babcock model and why the
Q8: An atom must emit a photon when
Q13: All type I supernovae are caused by
Q14: Which two elements are most abundant within
Q18: Main sequence O stars have convective cores
Q26: All stars produce an absorption spectra.
Q30: Gas flows away from the Sun in
Q33: Neutron stars must _.<br>A) rotate very rapidly<br>B)
Q51: The collapse of the iron core of