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Forces & Motion

TermDefinition
movement A change in place or position.
speed How far an object moves in a given time.
velocity The speed of an object in a certain direction.
Newton's 1st Law of Motion The law of inertia and mass.
inertia The resistance of an object to any change in motion, including a change in direction.
force a push or pull that causes an object to move, stop, or change direction.
newton A unit of measure of force applied to an object.
balanced force When two opposite and equal forces are acting on an object.
unbalanced force When two forces acting on an object are not equal.
motion The act or process of moving from one place to another.
gravity An invisible force that pulls an object toward the center of the earth.
weight The measure of the force of gravity on an object.
pressure A force that pushes or pulls on something.
Newton's 2nd Law of Motion The law of acceleration.
acceleration When speed increases.
deceleration When speed decreases.
momentum The amount of force in a moving object is determined by the object's mass and speed.
friction A force that slow the movement of an object.
action The act or process of doing something.
reaction An opposing action.
recoil A kickback from a discharge.
potential energy Energy stored by an object due to its position.
kinetic energy Energy an object has due to its motion.
Newton's 3rd Law of Motion The law of opposite.
energy The ability to do work or cause a change.
chemical energy A form of potential energy that is stored in the bond between atoms and molecules.
Created by: mtrump
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