4. 4ptj Indicate whether the following statements are true or false. (Select T-T

Question

4. 4ptj Indicate whether the following statements are true or false. (Select T-True, F-False. If the first is T and the rest F, enter TFFFFF) A) The nearest large spiral Galaxy, similar in size to the Milky Way, is the Andromeda Galaxy (M31). It is located about 2 million light years from Earth. B) The disk of the Milky Way galaxy is about 100,000 light years in diameter. C) RR Lyrae and Cepheid variable stars are used to measure the distance to nearby galaxies D) Matter in the Universe is distributed in clumps and voids E) Distances to most stars in the Milky Way are measured by radar. F) If we find an O type star, it must be a population I star

Explanation / Answer

TTTFTT

except for D all are true ,

for D: -matter in the universe is rather distributed in an highly structured fashion, than clumps and voids.

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