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The simplest scope design,by Isaac Newton,uses only a primary mirror.
Q43: The places where the Sun crosses the
Q60: The broader the spectral line,the higher the
Q76: An effective theory must:<br>A) have been proven.<br>B)
Q80: If the angular diameter of an object
Q83: For what reasons do we consider the
Q94: Which of the following are the jovian
Q99: Wein's law relates the peak wavelength of
Q100: The most important advantage of CCDs over
Q121: In composition,mass,and density,Jupiter is most like:<br>A) a
Q123: Any model of solar system formation must