Answer: Differentiate density independent factors are factors that don't rely on other sources of help. Like water or sunlight Density Independent limiting factors rely on other sources for help like plants need water and sunlight so they would be limited to them resources if they ever ran out.
Explanation: That is what these are is because resources don't need resources is independent and resources that need other resources in dependent.
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The correct answer for the question that is being presented above is this one: "B. building of the transcontinental railroad --> disappearance of the frontier." The pair of events that did the first event most directly influence the second is the building of the transcontinental railroad --> disappearance of the frontier.
Answer:
Option A, The universe started at a central point, is the right answer.
Explanation:
Edwin Powell Hubble was an astronomer from America. He has played a very significant role in setting up the fields of extragalactic astronomy and observational cosmology. He has been credited with the founding of the Big Bang Theory. He made an observation about the Universe and explained that the Universe is continuously expanding. His finding supported that the Universe had a central starting point, almost all galaxies are moving away from us and that galaxies that are far from us move away faster.
