Physical Science Vocabulary Crossword Puzzle
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Nuclear Physics
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QUESTIONS LIST:
- mechanics: the study of motion
- kinematics: the study of how things move
- frame of reference: a coordinate system used to describe the motion of an object
- system: a portion of a larger motion that we are interested in studying
- displacement: a vector quantity that describes a change in position
- distance: how far an object moves through a time interval
- scalar: a measurable quantity that consists of magnitude (size) only
- vector: measurable quantity with both magnitude and direction
- speed: a scalar quantity indicating the rate at which an object moves
- velocity: a vector quantity indicating the rate at which an object's position changes
- momentum: a property of a moving system that is equal to its velocity times its mass
- acceleration: the rate of change of velocity
- free fall: the motion of an object that falls due to gravity alone, with no other forces acting on it
- circular motion: movement along a circular path
- centripetal acceleration: acceleration that causes an object to move along a circular path
- projectile motion: the two-dimensional motion of any flying objects whose path is determined by the influence of an external force only, such as gravity
- trajectory: the two-dimensional motion of any flying objects whose path is determined by the influence of an external force only, such as gravity
