Physics (Terms & Euations)

• position


  the location of an object
• distance


  The length of a path between two points
• Displacement


  Distance and direction of an object's change in position from the starting point.
• Speed


  The distance an object travels per unit of time
• Velocity


  the speed of an object in a particular direction
• Acceleration


  The rate at which velocity changes
• initial


  existing or occurring at the beginning
• final


  last, end
• x-axis


  the horizontal axis on a coordinate plane
• y-axis


  the vertical number line in a coordinate plane
• frame of reference


  a system of objects that are not moving with respect to one another
• slope


  the steepness of a line on a graph, equal to its vertical change divided by its horizontal change
• Linear


  straight line
• physics


  The study of matter and energy and the interactions between the two through forces and motion.
• Motion


  An object's change in position relative to a reference point.
• change


  to make or become different
• motion graph


  a way of showing the movement of an object during a period of time
• estimation


  judging how likely it is that something will occur
• prediction


  A statement of what will happen next in a sequence of events.
• analysis


  The process or result of identifying the parts of a whole and their relationships to one another.
• Hypothesis


  A testable prediction, often implied by a theory