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Q6: The hottest objects with temperatures in the
Q29: Explain where the energy to keep water
Q43: The above diagram indicates that<br>A) the Sun
Q47: If the Moon rises exactly at sunset,
Q49: None of the other stars yet studied
Q54: The presence of a magnetic field is
Q74: Most of first extrasolar planets found were
Q74: Why was the discovery of a substantial
Q100: The plane in which almost all planets
Q105: Which of the jovian moons is the