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The solar neutrino experiments detect about twice as many neutrinos as theory predicts should be detected.
Q6: What advantages does a large-diameter astronomical telescope
Q50: The central cores of which type of
Q52: Giant and supergiant stars are rare because
Q60: You are standing near a railroad track
Q74: Ninety percent of all stars fuse helium
Q82: The seasons are caused by the precession
Q89: The _ moon is visible above the
Q91: X-rays easily penetrate Earth's atmosphere and reach
Q116: The synodic period of the moon is<br>A)
Q124: In a binary system, the more massive