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How did edwin hubble measure the distance to the andromeda galaxy?
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Based on what you know about the location of the earth in relation to the sun, why is this called the goldilocks zone in other galaxies? a. it's a region that exhibits a weak gravitational pull, thus maintaining a safe distance from the sun. b. it's an area that doesn't experience any major weather events that could cause mass extinctions. c. it's an area that's an optimal distance from the sun for potentially supporting life. d. it's a region that's unaffected by asteroid or meteor impacts.
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Geography, 23.06.2019 23:00
Both pictures below were taken at the same time of day, but one picture was taken in summer, and the other in winter. how can you tell which is in winter
Answers: 1
How did edwin hubble measure the distance to the andromeda galaxy?...
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