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Motion and Energy

Vocabulary Words

Motion An object in motion
Reference Point Is a place or object used for observation
Distance Is a length of a path
Displacement Is length and direction that an object has moved
Vector Displacement
Distance is scalar because it does not have a direction
Displacement is a vector because it does have a direction identified by an arrow
Motion is a change in position measured by distance and time
Speed Tells us the rate at which an object moves
Velocity tells the speed and direction of a moving object
Acceleration tells us the rate speed or direction changes
Scalar measurements that have magnitude , or size only
work A word that describes what is done on an object
energy The ability to do work or cause change
kinetic energy Energy that 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 an object's height
elastic potential energy The energy of stretched or compressed objects
mechanical energy An object's combined kinetic energy and potential energy
Law of Conservation of Energy The rule that energy cannot be created or destroyed
Created by: Briana.Campos