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motion and forces

unit 1 lessons 1-4

TermDefinition
position describes the location of an object.
reference point is the location to which you compare other locations.
motion is a change in position over time.
speed of a object is a measure of how far something moves in a given amount of time.
vector is a quantity that has both size and direction.
velocity is speed in a different direction
acceleration is the rate at which velocity changes
centripetal acceleration acceleration in a circular motion
force is simply a push or pull
net force the combination of all the forces acting on an object.
inertia is the tendency of all objects to resist a change in motion
gravity is a force f attraction between objects due to their mass
free fall when gravity is pulling it down and no other forces are acting on it
orbit when it travels around another object in space
Created by: 18goserm0328
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