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The correct sequence of spectral type letters from hot on the left to cool on the right is
Q11: In the second step of the p-p
Q12: The law of _ states that energy
Q13: Neutron stars are expected to spin rapidly
Q51: The _ is a measure of how
Q52: If we can solve the orbital motion
Q56: The _ of a star is a
Q84: None of the pulsars emit pulses of
Q107: A new generation of ground-based telescopes is
Q110: The pupil of the human eye is
Q143: A _ is a piece of glass