11 terms

Force and Motion

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Acceleration
changes in velocity with respect to time
Balanced Force
forces that cancel each other out when acting together on a single object
Force
a push or a pull
Friction
a force that opposes the motion of one object moving past another
Gravity
a force of attraction between two objects due to their mass and distance
Inertia
the tendency for an object to resist a change in its state in motion (an object at rest will stay at rest)
Momentum
combination of mass and speed
Position
location of an object
Speed
how fast an object's position is changing with time at any moment
Unbalanced Force
forces that do not cancel each other out when acting together on a single object
Velocity
the speed and direction of a moving object