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Q19: What is a helium flash?
Q19: A proposed explanation for gamma-ray bursters is:<br>A)
Q43: The critical temperature above which pair production
Q58: In its most energetic phase,a quasar can
Q60: Why do we believe galaxy clusters are
Q64: What important molecules of life did Miller
Q67: Describe how the radio lobes get to
Q71: From the center of the Milky Way,10-
Q101: Describe the separation of the superforce and
Q103: Briefly describe how Hubble classified the galaxies