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Motion and Forces

Unit 1 lessons 1-4

TermDefinition
position the location of an object.
speed the distance traveled divided by the time interval during which the motion occurred.
vetor a quantity that has both size and direction.
velocity the speed of an object in a particular direction.
reference point a location to which another location is compared.
motion an object's change in position.
acceleration the rate at which velocity changes over time; an object accelerates if its speed, direction, or both change.
centripetal acceleration the acceleration direction toward the center of a circular.
force a push or a pull exterted on an object in order to change the mo
net force
inertia
gravity
free fall
orbit
Created by: ll_ajones_ll
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