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motion and forces

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