Page 10 - GENERAL PHYSICS 1 DICTIONARY
P. 10

QUANTIZED- a quantity that cannot be divided into smaller                   RADIANS- The angle subtended at the centre of a circle by an
        increments forever, for which there exists a minimum,                       arc of the circle of the same length as the circle's radius.
        quantum increment.                                                          RAREFACTION- in the physics of sound, segment of one cycle of
                                                                                    a longitudinal wave during its travel or motion, the other
        QUANTUM MECHANIC- study of properties of matter using its
        wave properties.                                                            segment being compression. .
                                                                                    REFLECTION- is the change in direction of a wavefront at an
        QUANTUM MODEL OF ATOM- atomic model in which only                           interface between two different media so that the wavefront
        probability of locating electron is known.
                                                                                    returns into the medium from which it originated.
        QUANTUM NUMBER- integer ratio of energy to its quantum
        increment.                                                                  RELATIVE VELOCITY- is the velocity of an object or observer B
                                                                                    in the rest frame of another object or observer A.
        QUARK- basic building block of protons, neutrons, other
        baryons, and mesons.                                                        RESONANCE- describes the phenomenon of increased
                                                                                    amplitude that occurs when the frequency of a periodically
        QUARK MODEL- model in which all particles that interact via                 applied force is equal or close to a natural frequency of the
        the strong interaction are composed of two or three quarks.                 system on which it acts.

                                                                                    ROLLING - is a type of motion that combines rotation and
                                                                                    translation of that object with respect to a surface, such that, if
                                                                                    ideal conditions exist, the two are in contact with each other
                                                                                    without sliding.
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