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If we know the temperature and luminosity of a star,we can also calculate its
Q7: The Moon probably formed<br>A) out of a
Q22: Calculate the amount of energy released by
Q23: The lithosphere of a planet is<br>A) the
Q25: Give examples of a C-type asteroid and
Q28: Mars has many large shield volcanoes probably
Q28: Earth has roughly _ times more atmospheric
Q48: You take a sealed plastic bag of
Q50: If a galaxy had no dark matter,how
Q55: When we measure distances to very faint
Q60: Why is it NOT possible to look