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Social Studies, 11.01.2021 16:40 dreamn6651
Astronomers use stars to measure distances in space because stars have known brightest and regular patters of change. Without using the scientific method, how were scientists able to develop this system?
A: They observed and measured the properties of many stars over time.
B: They traveled to space and measured distances between stars.
C: They based their information on the ideas of the smartest scientists.
D: They built stars on Earth to perform experiments on them.
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