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Q11: Electrons moving in a strong magnetic field
Q20: What measurements are needed to determine the
Q26: The inflationary theory of the universe may
Q50: The center of our galaxy lies in
Q60: How did measurements of neutrinos from the
Q60: How are neutron stars and white dwarfs
Q63: How does the solar nebula theory account
Q75: _ is (are) observed when light from
Q99: Which of the following is evidence that
Q108: Increasing the diameter of a telescope <img