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At noon on June 21, the Sun is directly overhead at a latitude of
Q6: The large,central portion of a swirling solar
Q53: When the Moon rises at approximately 12
Q73: An ionic compound composed of a cation
Q74: The preferred name of Cu<sub>2</sub>S is _.
Q85: The smallest major planet in the solar
Q103: Kepler's third law of planetary motion is
Q107: At different times of the year,the Sun
Q140: The formula for dry ice is _.
Q150: The end stage of the life cycle
Q165: The temperature of the Sun's interior is