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Q4: A whitish sky is evidence that the
Q16: According to Neils Bohr, an electron in
Q23: Which of the following photons has the
Q26: Magnification from a lens would be greater
Q58: An element will decay to an element
Q71: Light behaves primarily as a particle when
Q82: The force required to maintain an object
Q90: The twinkling of the stars is a
Q104: The primary source of electrons in an
Q106: Compared to falling on a stone floor,