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### 33 Cards in this Set

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• Back
 acceleration rate of change of velocity antimatter for every particle of matter there is a particle with opposite properties battery 2 or more electrical cells connected together density relationship between mass and volume effort force applied against inertia energy ability to do work force a push or a pull frequency number of waves passing a point per unit of time friction forcethat resists the movement of one object over another fulcrum point at which a lever is supported gravity force of attraction between two objects of mass inertia resistance of a body to any change of its state of motion inclined plane a tilted surface joule one Newton meter of work kinetic energy energy of motion lever effort arm, resistance arm, and fulcrum matter anything that has mass Newton unit of force required to accelerate a 1kg object 1m/s/s mechanical advantage number that identifies how many time a machin multiplies the effort used potential energy stored energy that can be converted to other kinds power rate at which work is done pressure amount of force on a specific area pulley machine made of a wheel and axel which changes the direction of the force making work easy repel force that pushes away resistance force that acts against levers speed rate of motion tension tightness of a spring caused by force volume amount of space taken up by matter vibrate back and forther mtion vacuum absense of matter velocity speed and direction of a moving object weight force of gravity on and object work force acting to move and object through a distance