If a star orbits around the center of the Milky Way galaxy in a circle with radius of 19 kpc, how far does it have to travel (in kilometers) to complete one orbit? kilometers If the star orbits around the center of the Milky Way with an orbital speed of about 220 km/sec, how many years will it take to complete one orbit? years

Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
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If a star orbits around the center of the Milky Way galaxy in a circle with radius of 19 kpc, how far does it have to travel (in kilometers) to complete one orbit?
kilometers
If the star orbits around the center of the Milky Way with an orbital speed of about 220 km/sec, how many years will it take to complete one orbit?
years
Transcribed Image Text:If a star orbits around the center of the Milky Way galaxy in a circle with radius of 19 kpc, how far does it have to travel (in kilometers) to complete one orbit? kilometers If the star orbits around the center of the Milky Way with an orbital speed of about 220 km/sec, how many years will it take to complete one orbit? years
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