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If the spectrum of a sunspot shows that it has a maximum intensity at 650 nm, what is the temperature of the sunspot
Q3: If a star is moving _ from
Q29: Energy is transported through the Sun by
Q44: If a star's pressure increases in its
Q71: The Sun makes most of its energy
Q76: Star may appear fainter due to the
Q77: If a binary system has a period
Q98: Which has the larger light-gathering power<br>A)a telescope
Q116: If one star has a temperature of
Q123: The radiation emitted from a star has
Q127: The time the Moon takes to orbit