Physics

Physics, 31.08.2019 17:00, vondah4014

Who first proved that the sun is not at or even close to the center of the milky way galaxy?

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Physics, 27.08.2019 16:20, natethawsm

Studies of the relationship of the sun to our galaxy— the milky way—have revealed that the sun is located near the outer edge of the galactic disc, about 30 000 ly (1 ly 5 9.46 3 1015 m) from the center. the sun has an orbital speed of approximately 250 km/s around the galactic center. (a) what is the period of the sun’s galactic motion? (b) what is the order of magnitude of the mass of the milky way galaxy? (c) suppose the galaxy is made mostly of stars of which the sun is typical. what is the order of magnitude of the number of stars in the milky way?

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Biology, 01.10.2019 03:50, lilquongohard

Which of the following statements about the location of our solar system is correct? a. our solar system is about halfway between the center of the milky way galaxy and its outer edge. b. our solar system is not in the milky way galaxy. c. our solar system is at the center of the milky way galaxy. d. our solar system is farther out in the milky way galaxy than any other solar system.

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Biology, 03.10.2019 03:00, magicallyhello

What is the small magellanic cloud? a) the center of the milky way galaxy b) a satellite galaxy of the milky way galaxy c) the material from which the milky way galaxy formed d) an object halfway between the milky way and andromeda galaxies

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