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Science Vocab 12/1
Term | Definition |
---|---|
Motion | an objects change in position relative to a reference point |
Speed | The distance traveled divided by the time interval during which the motion occurred |
Velocity | The speed of an object in a particular direction |
Acceleration | the rate at which velocity changes over time |
Force | a push or pull exerted on an object in order to change the motion of the object |
Newton | the SI unit for force |
Net Force | the combination of all the forces acting on an object |
Friction | a force that opposes motion between two surfaces that are in contact |
Gravity | a force or attraction between objects that is due to their masses |
Weight | a measure of the gravitational force exerted on an object |
Mass | a measure of the amount of matter in an object |
Reference point | non-moving parts used to reference something |
Independent Variable | a value that does dependent on others |
Dependent Variable | a value that doesn't depend on others |