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The dashed line in the graph above is the expected rotational velocity curve of a galaxy. The solid line is what is actually observed. These
The dashed line in the graph above is the expected rotational velocity curve of a galaxy. The solid line is what is actually observed. These observations support the existence of ___________. Group of answer choices Dark energy Dark Matter Light
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University Physics With Modern Physics
Authors: Wolfgang Bauer, Gary Westfall
2nd edition
73513881, 978-0073513881
