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If we could see our own galaxy from 2 million light- years away, it would appear _ .
Q12: All of the following observations are real.
Q28: What is the significance of the Planck
Q31: If we were to learn that the
Q40: Why do we call dark matter "dark"?<br>A)It
Q44: Based on current evidence, how does the
Q54: The sketch above shows groups of stars
Q66: Hubble's galaxy classification diagram (the "tuning fork").<br>A)relates
Q88: What makes up the interstellar medium?<br>A)gas and
Q107: A lenticular galaxy is another name for
Q150: What is a quasar?<br>A)a star- like object