Biology, 07.05.2020 05:58, tareas7009
These celestial bodies are thought to originate from two different sources. Some are called long-period and originate from the Oort Cloud. These bodies orbit the Sun but may take as long as 200 years to complete one orbit. Others are called short-period and originate from the Kuiper Belt in our solar system. What is this celestial body called?
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Construct at least two possible hypotheses for the student’s experiment.
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How many neutrons does element x have if its atomic number is 29 and its mass number is 86?
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