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Matter and motion
diffention | Answer |
---|---|
motion | an object's change over time compared to the reference point. |
speed | the rate that an object moves to time to distince to get there |
velocity | the speed of an object in one direction. |
accelration | if it changes speed or direction. |
force | an action or exchant on a body to make somthing move. |
newton | scientis expreessing forec of motion. |
net force | the combonition of foreces on an object |
friction | the force that oppones on point of contact. |
gravity | a force of atraction on objects. |
wieght | a measure of externale fore on a object. |
mass | a measurement of mass in an object. |
inertia | the tendancy of change on an object anless out side force. |