Question 16 How did Shapley determine the true extent of our galaxy even though astronomers could not see stars all the way across the plane of the Milky Way? a. by measuring the distance to open clusters outside the plane of the Milky Way b. by measuring the distance to closed globular clusters outside the plane of the Milky Way c. by finding Cepheid variables in the closed globular clusters outside the plane of the Milky Way d. b and c e. all of the above Question 15 What is the reason that the Milky Way appears as a belt and not a spherical glow? Because: a. The Milky Way goes through the belt of zodiac constellations b. The Milky Way is shaped like a pancake of stars with us looking at the stars from inside c. The Milky Way was formed from a belt shaped interstellar gas cloud d. The spherical Milky Way is obscured by dust to take on a belt-like shape
This question was answered on: May 23, 2022
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