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Chapter 9 Vocab

Chapter 9.1

TermDefinition
Motion The state in which one object’s distance from another is changing.
Reference Point A place or object used for comparison to determine if an object is in motion.
Distance The length of a path between two points.
Displacement The length and direction of a straight line between starting and ending points.
Vector A measurable quantity that consists of both a magnitude and a direction.
Scalar Having only magnitude and not direction.
Speed The distance an object travels per unit of time.
Velocity Speed in a given direction.
Acceleration The rate at which velocity changes.
Energy The ability to do work or cause change.
Kinetic Energy Energy that an object has due to it’s motion.
Potential Energy Stored energy that results from the position or shape of an object.
Gravitational Energy Energy that depends on the height of an object.
Elastic Energy The energy of stressed or compressed objects.
Mechanical Energy Kinetic of potential energy associated with the motion or position of an object.
Conservation of Energy The rule that energy cannot be created or destroyed.
Work Force exerted on an object that causes it to move.
Created by: WaffleFish13
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