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Royal Observatory Greenwich
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These resources have been reviewed and selected by STEM Learning’s team of education specialists for factual accuracy and relevance to teaching STEM subjects in UK schools.
Finding the mass of the black hole in the Milky Way
Produced by the Royal Observatory Greenwich, this booklet shows how to use Kepler’s third law to calculate the mass of the black hole in the centre of the Milky Way. Included is an online video that discusses what is inside a black hole. Equations and physical terms are introduced and discussed. Students are tasked to calculate the mass of the black hole by plotting and interpreting a graph. An exemplar graph and final answer are included for reference.
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