Burton Motion and Forces Vocab

Terms	Definitions
newton	The derived unit or force equal to kg m/s^2.
displacement	The movement of an object from one place to another or change in position of an object. The messure between the two places is called distance.
speed	how fast an object moves
scalar	A quantity that has magnitude but no direction.
inertia	the tendancy of an object to resist a change in motion unless an outside force acts on an object.
vector	A quantity that has both magnitude and direction.
9.81 m/s^2	The measure for g.
momentum	The product of an object's mass and its velocity.
parallax	An apparant change in position of an object with respect to a distant background when viewed from different locations or perspectives.
force	A push or a pull that acts on an object in order to change the object's state of rest or motion.
friction	A force that opposes the motion of objects that are in contact as they move surface to surface.
work	The attraction between any two objects due to masses. All objects in the universe attract each other this way.
resonance	a phenomenon that occurs when two objects naturally vibrate at the same frequency
gravity	A force that gives you weight and pulls things together., a force of attraction between objects that is due to their masses
Joule	kg m^2/s^2

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