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Q12: When a neutron collides with a uranium-235
Q37: An optic fiber is made of clear
Q47: You are moving past the Earth at
Q57: An object is placed in front of
Q59: Astronaut Rachel leaves Earth in a spaceship
Q63: In quantum tunneling, electrons and other quantum
Q67: The cosmic background radiation permeating the universe
Q70: Which one of the following properties of
Q88: In a single-slit diffraction experiment, the central
Q97: A constant magnetic flux through a closed