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Geography, 21.08.2019 00:30 madelyncross24
Suppose that two stars in a binary star system are separated by a distance of 80 million kilometers and are located at a distance of 150 light-years from earth.
a) what is the angular separation of the two stars in degrees?
b) what is the angular separation in arceseconds?
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Geography, 24.06.2019 10:50
Based on your knowledge of industrialization, which of the following statements best describes what is happening in this photo taken in the us around 1910? a. the children pictured here likely worked a 4 - 6-hour shift after school, five days a week, for minimum wage. b. the children pictured here are working illegally, as child labor was prohibited in the late 1880s. the children pictured here likely worked a 12-hour day, six days a week, for about one dollar a week d. the children pictured here likely earned good wages, were protected from risk of injury, and were likely to have a successful, long-term career in this industry.
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Suppose that two stars in a binary star system are separated by a distance of 80 million kilometers...
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