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CH 9 1-4

TermDefinition
motion the distance from an object is changing
reference point a place or object used in comparison to determine if an object is in motion
distance the length of a path between two points
displacement the length and direction that an object has moved from it's starting point
vector a quantity that consists of both a magnitude and a direction
speed the _____ of an object is the distance travels
average speed (Dvide total distance over total time)
instantaneous speed the rate at which an object is moving at a given instant in time
velocity speed in a given direction
slope the steepness of a line graph
acceleration the rate at which velocity changes with time
work when an object is caused to move a certain distance
energy the ability to do work or cause change
kinetic energy the energy an object has due to its motion
potential energy stored energy that results from the position or shape of an object
gravitational potential energy potential energy related to its height
elastic potential energy the potential energy of objects that can be stretched out or compressed
mechanical energy an object's combined kinetic energy and potential energy
law of conservation of energy ... states that when one form of energy is transformed to another, no energy is destroyed in the process
Created by: Mauro Trindade
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