One of Annie Jump Cannon's teammates was Cecilia Payne. Payne noticed
that when the stars are organized according to this organization system, the
stars are in order by decreasing temperature.
What could a change in temperature most likely signify?
A. A difference in the age of the star.
B. A difference in the starting mass of the stars.
C. A difference in the size of the star.
D. A difference in the composition of the stars.
Answers: 3
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One of Annie Jump Cannon's teammates was Cecilia Payne. Payne noticed
that when the stars are orga...
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