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Motion & Forces

Unit 1 Lessons 1-4

TermDefinition
Position Describes the location of an object
Reference Point A location to which you compare other locations
Motion A change in position over time
Speed A measure of how far something moves in a given amount of time
Vector A quantity that has both size and direction
Velocity Speed in a specific direction
Acceleration The rate at which velocity changes
Centripetal Acceleration Acceleration in circular motion
Force A push or a Pull
Net Force The combination of all forces acting on an object
Inertia The tendency of all objects to resist a change in motion
Gravity A force of attraction between objects due to their mass
Free Fall The motion of a body when only the force of gravity is acting on the body
Orbit When an object travels around another object in space
Created by: 18bkuensting0113
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